Keith Dietterle, FBI analyst, accused of distributing child pornography

An FBI analyst has been accused of distributing child pornography in a disturbing case that's left his neighbors wanting answers.

A task force made up of FBI agents and D.C. police officers busted Keith Dietterle. The 28-year-old will appear for a preliminary hearing Tuesday.

Dietterle is accused of sending child pornography to another man he met in a chat room frequented by individuals who have a sexual interest children. But the person Dietterle was allegedly speaking with was a D.C. police detective.

According to court documents, agents say Dietterle thought he was communicating with a man who claimed to be sexually abusing a 3-year-old nephew and 12-year-old daughter. The detective wrote he and Dietterle discussed a possible meeting with the "children" for sex. Over a two week period, Dietterle sent three images via Yahoo instant messenger depicting child pornography, court documents state.{ }

Dietterle is accused of later sending multiple links, including a 13-minute video, images and six separate videos of underage children all being sexually abused.

Court records indicate Dietterle was held without bond after his arrest late last week.

The FBI, which has agents on the very same task force that investigated Dietterle, said he was dismissed immediately.