Series introduction: 'Beyond bin Laden'

New York City has always been one of al-Qaida's favorite targets, and now that Osama bin Laden is dead, the international gateway to the U.S., which is constantly probed by terrorists, finds itself under two microscopes: al-Qaida's and the Federal Bureau of Investigation.

Monday - 05/30/2011, 06:07am EDT

Part 1: Dead, but not done

At 11:35 p.m. on Sunday May 1, President Obama said, "Justice has been done" when telling the world Osama bin Laden was dead. Many celebrated, other's waited nervously for the backlash.

Tuesday - 05/31/2011, 04:44am EDT

Part 2: Planting the seeds of terror

New York City is considered by many to be the crossroads of the world. But joining the millions who live, work or vacation in the Big Apple are others who head to the city with a more sinister purpose.

Tuesday - 05/31/2011, 11:25pm EDT

Part 3: Terrorist exploited intelligence gaps

FBI agents in New York had to face a disturbing fact after Faisal Shahzad's attempt to bomb Times Square failed on May 1, 2010.

Friday - 06/03/2011, 04:48am EDT

Part 4: Losing sleep over terrorism concerns

The death of Osama bin Laden has ushered in threats from many terror organizations -- some legitimate and some pretending to be. But New York, as always, is their primary target.

Friday - 06/03/2011, 04:53am EDT