but nada prouty's daring career was destroyed. in those years after 9/11, when rooting out terrorists at home was an obsession at the justice department, federal prosecutors launched investigations, and even nada prouty was accused of supporting terrorism. was a traitor exposed, or did america lose a patriot? this past march, nada prouty stepped out of the shadows to tell her story for the first time. >> nada prouty: i love the country. i believe in the country. i believe in everything that this country stands for. >> pelley: this is dangerous work. >> prouty: yes, but i embraced the mission. the mission became my family. the mission became my life. and i would have given anything to protect the mission. >> pelley: nada prouty's missions for the fbi and cia read like a history of america's fight against terrorism. she investigated the bombing of the u.s.s. "cole," the attack on americans at khobar towers in saudi arabia. and in pakistan, she interrogated a terrorist who killed 20 people on a pan am plane, and got him to confess. >