Authorities investigate and search a UPS plane at Philadelphia International Airport in Philadelphia, Pennsylvania, Friday, October 29, 2010, to see whether a string of suspicious packages was a dry run for a plot to send bombs through the mail. (Alejandro A. Alvarez/Philadelphia Daily News/MCT)

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Authorities investigate and search a UPS plane at Philadelphia International Airport in Philadelphia, Pennsylvania, Friday, October 29, 2010, to see whether a string of suspicious packages was a dry run for a plot to send bombs through the mail. (Alejandro A. Alvarez/Philadelphia Daily News/MCT)

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A mural of Venezuela’s independence hero Simon Bolivar reads in Spanish “No to the extradition of Basque political refugees, freedom for the Basque people” in Caracas, Venezuela, Wednesday Oct. 20, 2010. A Spanish judge has requested that Spain’s government ask Venezuela to revoke the citizenship of suspected ETA member Arturo Cubillas Fontan and to extradite him. Cubillas, who was indicted by Spain in March, has held a government job in Venezuela and denies wrongdoing. (AP Photo)

A mural of Venezuela’s independence hero Simon Bolivar reads in Spanish “No to the extradition of Basque political refugees, freedom for the Basque people” in Caracas, Venezuela, Wednesday Oct. 20, 2010. A Spanish judge has requested that Spain’s government ask Venezuela to revoke the citizenship of suspected ETA member Arturo Cubillas Fontan and to extradite him. Cubillas, who was indicted by Spain in March, has held a government job in Venezuela and denies wrongdoing. (AP Photo)

Agents, from the police anti explosive unit, collect evidence at the scene of a car bomb explosion outside the building of Caracol Radio station in Bogota, Colombia, Thursday, Aug. 12, 2010. The explosion shook Colombia’s capital on Thursday, injuring at least six people, police said. No deaths were reported. (AP Photo/Fernando Vergara)

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Agents, from the police anti explosive unit, collect evidence at the scene of a car bomb explosion outside the building of Caracol Radio station in Bogota, Colombia, Thursday, Aug. 12, 2010. The explosion shook Colombia’s capital on Thursday, injuring at least six people, police said. No deaths were reported. (AP Photo/Fernando Vergara)

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Agents, from the police anti explosive unit, collect evidence at the scene of a car bomb explosion outside the building of Caracol Radio station in Bogota, Colombia, Thursday, Aug. 12, 2010. The car bomb explosion outside a major radio station shook Colombia’s capital on Thursday, injuring at least six people, police said. No deaths were reported. (AP Photo/Fernando Vergara)

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Agents, from the police anti explosive unit, collect evidence at the scene of a car bomb explosion outside the building of Caracol Radio station in Bogota, Colombia, Thursday, Aug. 12, 2010. The car bomb explosion outside a major radio station shook Colombia’s capital on Thursday, injuring at least six people, police said. No deaths were reported. (AP Photo/Fernando Vergara)

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A Pakistani student stands by the rubble of her school, after it was destroyed by Taliban militants, in Mingora, the capital of Pakistan’s troubled valley of Swat on Wednesday, May 26, 2010. (AP Photo/B.K. Bangash)

A Pakistani student stands by the rubble of her school, after it was destroyed by Taliban militants, in Mingora, the capital of Pakistan’s troubled valley of Swat on Wednesday, May 26, 2010. (AP Photo/B.K. Bangash)

M-88 Silver Salutes are on display at Phantom Fireworks in Matamoras, Pennsylvania on Wednesday May 5, 2010. Faisal Shahzad, the man accused of trying to detonate a car bomb in Times Square on Saturday was videotaped buying, at this Pennsylvania store, consumer-grade fireworks that a company official said were not nearly strong enough to make a powerful bomb. (AP Photo/Times Herald-Record, Steve Borland)

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M-88 Silver Salutes are on display at Phantom Fireworks in Matamoras, Pennsylvania on Wednesday May 5, 2010. Faisal Shahzad, the man accused of trying to detonate a car bomb in Times Square on Saturday was videotaped buying, at this Pennsylvania store, consumer-grade fireworks that a company official said were not nearly strong enough to make a powerful bomb. (AP Photo/Times Herald-Record, Steve Borland)

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Times Square is void of pedestrians just south of 46th Street in New York Saturday, May 1, 2010. Police have closed some streets in New York City’s Times Square as they investigate a car that has been “deemed suspicious.” (AP Photo/Craig Ruttle)  

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Times Square is void of pedestrians just south of 46th Street in New York Saturday, May 1, 2010. Police have closed some streets in New York City’s Times Square as they investigate a car that has been “deemed suspicious.” (AP Photo/Craig Ruttle)

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A Sikh shouts slogans against Taliban and Pakistani government in front of burning tires set fire by the protesters during a strike in Jammu, India, Tuesday, Feb. 23, 2010. The protest took place after the decapitated bodies of two Sikhs were found almost a month after they were kidnapped in Pakistan’s Khyber tribal region. (AP Photo/Channi Anand)

A Sikh shouts slogans against Taliban and Pakistani government in front of burning tires set fire by the protesters during a strike in Jammu, India, Tuesday, Feb. 23, 2010. The protest took place after the decapitated bodies of two Sikhs were found almost a month after they were kidnapped in Pakistan’s Khyber tribal region. (AP Photo/Channi Anand)

In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News Tuesday Feb. 9, 2010, smoke and ash engulf lower Manhattan after terrorists flew two airliners into the World trade Center towers. (AP Photo/NYPD, via ABC News, Det. Greg Semendinger)

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In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News Tuesday Feb. 9, 2010, smoke and ash engulf lower Manhattan after terrorists flew two airliners into the World trade Center towers. (AP Photo/NYPD, via ABC News, Det. Greg Semendinger)

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In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News, Tuesday Feb. 9, 2010 a World Trade Center tower implodes in New York, after terrorists flew two airliners into the towers. (AP Photo/NYPD, via ABC News, Det. Greg Semendinger)

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In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News, Tuesday Feb. 9, 2010 a World Trade Center tower implodes in New York, after terrorists flew two airliners into the towers. (AP Photo/NYPD, via ABC News, Det. Greg Semendinger)

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In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News Tuesday Feb. 9, 2010 smoke billows from a World Trade Center tower in New York, after terrorists flew two airliners into the towers. (AP Photo/NYPD via ABC News, Det. Greg Semendinger)

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In this Sept. 11, 2001 photo made by the New York City Police Department and provided by ABC News Tuesday Feb. 9, 2010 smoke billows from a World Trade Center tower in New York, after terrorists flew two airliners into the towers. (AP Photo/NYPD via ABC News, Det. Greg Semendinger)

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Shiite Muslim women attend the festival of Arbaeen, one of the holiest days in their religious calendar at the Imam Abbas shrine in the holy city of Karbala, Iraq, Thursday, Feb. 4, 2010. A bomb planted on a parked motorcycle ripped through a crowd of Shiite pilgrims Wednesday, killing at least 20 people and wounding more than 100, officials said. (AP Photo/Hadi Mizban)

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Shiite Muslim women attend the festival of Arbaeen, one of the holiest days in their religious calendar at the Imam Abbas shrine in the holy city of Karbala, Iraq, Thursday, Feb. 4, 2010. A bomb planted on a parked motorcycle ripped through a crowd of Shiite pilgrims Wednesday, killing at least 20 people and wounding more than 100, officials said. (AP Photo/Hadi Mizban)

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In this photo taken Wednesday, Feb. 3, 2010, an Iraqi police dog handler watches a bomb-sniffing dog jump during a training session at the police college in Baghdad, Iraq. The American military is rushing delivery of bomb detection dogs to Iraq, following a request by Prime Minister Nouri al Maliki’s government for more canines after questions were raised about whether a bomb detection device widely used at Iraqi checkpoints works, U.S. and Iraqi officials said. (AP Photo/Karim Kadim)

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In this photo taken Wednesday, Feb. 3, 2010, an Iraqi police dog handler watches a bomb-sniffing dog jump during a training session at the police college in Baghdad, Iraq. The American military is rushing delivery of bomb detection dogs to Iraq, following a request by Prime Minister Nouri al Maliki’s government for more canines after questions were raised about whether a bomb detection device widely used at Iraqi checkpoints works, U.S. and Iraqi officials said. (AP Photo/Karim Kadim)

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A man flees the area as a bomb in a vehicle explodes in Kabul, Afghanistan, in this image taken from TV Monday Jan. 18, 2010. Taliban militants struck the heart of the Afghan government in Kabul on Monday, prompting fierce gunbattles after a suicide bomber blew himself up near the presidential palace. More explosions rocked the capital as Afghan troops fought off the attackers. (AP Photo/Press TV, via APTN)

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A man flees the area as a bomb in a vehicle explodes in Kabul, Afghanistan, in this image taken from TV Monday Jan. 18, 2010. Taliban militants struck the heart of the Afghan government in Kabul on Monday, prompting fierce gunbattles after a suicide bomber blew himself up near the presidential palace. More explosions rocked the capital as Afghan troops fought off the attackers. (AP Photo/Press TV, via APTN)

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An Airport Security Force officer with an explosive detector patrols Benazir Bhutto International Airport in Islamabad, Pakistan, on Monday, Jan. 4, 2010. Airline passengers in Pakistan heading to the United States met increased security screening following U.S. requests for stricter checks after a Nigerian man allegedly tried to ignite explosives on a flight to Detroit. (AP Photo/Anjum Naveed)

An Airport Security Force officer with an explosive detector patrols Benazir Bhutto International Airport in Islamabad, Pakistan, on Monday, Jan. 4, 2010. Airline passengers in Pakistan heading to the United States met increased security screening following U.S. requests for stricter checks after a Nigerian man allegedly tried to ignite explosives on a flight to Detroit. (AP Photo/Anjum Naveed)