David Kaczynski, the brother of “Unabomber” Ted Kaczynski ... Thompson was shot and killed in New York City last week, and a manhunt ensued looking for the masked and hooded suspect.

A massive task force—150 full-time personnel from the FBI and the U.S. Postal Service—hunted the Unabomber ... hoped it would, to Kaczynski’s capture. His brother, David, a youth counselor ...

Ted Kaczynski's brother has opened up about the desperate letters he wrote to the Unabomber pleading for forgiveness after turning him over to the FBI. David ... nation's longest manhunt, and ...

Unabomber' Ted Kaczynski, the Domestic Terrorist Who Mailed Bombs to His Targets, Dead at 81 The FBI’s nearly decades-long investigation was the longest and most expensive manhunt in the nation ...