FBI agents
Media playback is unsupported on your device
Video

FBI tactics raise concerns among Muslim groups in US

This year has seen more alleged terrorist plots in the United States than any time since 2001.

Many of the cases have involved sting operations, where undercover FBI agents pose as terrorists and sometimes supply money and even fake explosives to suspects.

But as Adam Brookes reports, Muslim communities are starting to wonder if the FBI is getting over-zealous.

Go to next video: FBI arrests Puerto Rican officers