Secret Service investigators interviewed Omar Gonzalez twice, well before he scaled a White House fence with a large knife in his pocket, determining both times that they didn't have enough reason to keep him, a law enforcement official told CNN on Tuesday.
For a year after her journalist son went missing in Syria in 2012, Debra Tice kept calling his cell phone. It would ring and ring. Nothing. She would send Austin Tice messages on Facebook. No response.