. >> ehsan bidi is keeping a low profile in a toronto -- tirana suburb. he claims to have been threatened by his forme comrades, militant fighters from the people's mujahedin of iran or mek. they do not want him to talk about his experiences. bidi: they've been after me since the day i left the organization. i got eight threatening phone calls. the even posted a video calling on others to hunt me down. >> he lives away from the road in a little apartment which he shares with a friend. he recalls his time with the mek. they were fighting for a just cause, he says, the liberation of their native iran from the oppressive regime of the mul lahs. but he fled after the group turned to increasingly brutal methods, including against its own people. bidi: they put hundreds of my comrades in jail. some were tortured. four were murdered. the people's mujahedin even jailed and tortured members who had been persecuted beforehand by the mullahs. >> he tells us the mek now has just a few kilometers away from here people in the way behind the barbed wire and walls. aroun