Abducted by Aliens: Believers Tell Their Stories

In a small New England town, members of a support group, which boasts a growing membership of 1,500, gather for a "secret" meeting. "I wanna let you know that you're not alone," the group leader begins. Twin sisters Audrey and Debbie, who have asked that their last name and hometown be withheld, have also come a long way to share their experiences. "It was a long, tiresome battle," Audrey said. "It's impacted my life tremendously. I'm still in therapy." Watch "Primetime: Outsiders" Tuesday...Full Story