Cargo planes sit on the tarmac of Dubai airport Saturday, the day after a parcel bomb was intercepted in Dubai on a cargo plane originating from Yemen. Karim Sahib/AFP/Getty Images hide caption
National Security
Sunday
Saturday
Security is in evidence at Duesseldorf International Airport in Germany on Saturday. Authorities on three continents thwarted multiple terrorist attacks aimed at the United States from Yemen, seizing two explosive packages addressed to Chicago-area synagogues and packed aboard cargo jets. The plot triggered worldwide fears that al-Qaida was launching a major new terror campaign. Frank Augstein/AP hide caption
A United Parcel Service jet sat isolated on a runway at Philadelphia International Airport on Friday after reports of a suspicious package. Matt Rourke/AP hide caption
Friday
Law enforcement agents arrive at a United Parcel Service staging area at Newark Liberty International Airport, where a cargo plane was searched and a suspicious package removed Friday. Joe Epstein/FR170243 AP hide caption
Michael Furlong in Washington yesterday. The Pentagon says he set up a private spy ring in Afghanistan and Pakistan. Jacquelyn Martin/AP hide caption
Wednesday
FBI Investigators leave the home of Farooque Ahmed in Ashburn, Va., on Wednesday. Luis M. Alvarez/AP hide caption
This image of what turned out to be the FBI's GPS tracking device was posted online after Yasir Afifi found it under his car. via reddit hide caption
Tuesday
This image provided by the U.S. military on Sunday, Feb. 11, 2007 shows what officials call "explosively formed penetrators,"or EFPs. U.S. military officials on accused the highest levels of the Iranian leadership of arming Shiite militants in Iraq with the sophisticated armor-piercing roadside bombs. Anonymous/U.S. MILITARY hide caption