Mark William Anten, 53, of Sun Valley, was convicted after a three-day trial in June of two federal counts of threats by interstate communication. He was sentenced by U.S. District Judge Wesley L ...

Mark William Anten, 52, of Sun Valley, allegedly sent threatening emails to FBI agents and compared himself to Unabomber Ted Kaczynski.

Mark William Anten, 52, of Sun Valley, is charged with making threats by interstate communication, a felony carrying a sentence of up to five years in federal prison, according to the U.S ...

Mark William Anten, 52, of Sun Valley, California, made references to the “Unabomber” and threats against the FBI’s Los Angeles Field Office in Westwood in a series of emails beginning in ...

Mark William Anten, 52, faces felony charges for allegedly harassing the FBI with threats to blow up the L.A. Field Office (pictured) and sending other menacing blackmails ...

The FBI began receiving the emailed threats from Mark William Anten, 52, in July, officials said.

A San Fernando Valley man was sentenced to 15 months in prison on Friday, Nov. 22 for threatening an FBI field office in Los Angeles. Mark William Anten, 53, of Sun Valley, was convicted after a three ...