some imposter. >> some scumbag is using my son's good name and honor to pillage women. >> what's worse, the brownings son is not around to defend himself. bryan browning was killed in iraq three years ago. >> he was up in a guard tower. he just took a round and it killed him instantly. can we stop for a minute? >> sure. >> just seeing the photo of a man in uniform kind of grabbed me. >> reporter: in a small town in indiana, tracy chapman lives as a single mom. she says she was lonely and looking for love when she was approached on line by a man who called himself christian browning. he used bryan browning's military photo as his profile picture. >> soldiers have that ethic