Transcript for American Embassy Bomber Caught on Surveillance Tape
Next to the fast-moving developments after that attack at the u.S. Embassy in turkey. Tonight, the surveillance video of the suicide bomber just moments before the attack and new information on his motive against america. Abc's nick schifrin reporting in from turkey. Good evening. They say the attacker was a 40-year-old with enough explosives to destroy a two-story building. Lives were saved thanks to tight security. And the bravery of one man. Tonight, new grainy footage of the bomber on state tv. He belonged to a leftist militant group, it posted photos of him showing off, wearing his suicide belt. For the attack, he disguised himself as a delivery man. Just seconds after that video, he entered the embassy's side gate. That's when the security guard realized that something was wrong. He told his colleagues to run away, protecting them, at the cost of his own life. Sacrificing his life, he saved many others. Turks and americans at our mission. So we're profoundly grateful for mustafa's service. Reporter: Today, his small hometown carried him to his grave. They remembered him in silence, as a father, a husband. Someone who loved the u.S. And loved his job. He was a beloved member of his community and the u.S. Embassy. He worked there for more than 20 years, and today, the ambassador called him a hero. His family told me that his dream was to move to the u.S., he was just six months from that dream. "The terrorists took him from us," she said. The man who killed him, because the u.S. Is intervening in syria, only a few hundd miles from here. Embassies across this region are on alert for more attacks.
This transcript has been automatically generated and may not be 100% accurate.