The former police officer asserts that he foresaw Mateen eventually committing an act of mass violence.
Mateen's ex-wife, Sitora Yusufiy, described a brief but violent relationship to a mentally-ill man whom she was only able to escape from through her family's help.
At least four regular customers at the Orlando gay nightclub where a gunman killed 49 people said Monday that they had seen the killer, Omar Mateen, there before.
“Sometimes he would go over in the corner and sit and drink by himself, and other times he would get so drunk he was loud and belligerent,” said Ty Smith, who also uses the name Aries.
Rather, Miguel claimed Mateen was acting on revenge after being with a Puerto Rican man whom he later learned was HIV positive."He hate gay Puerto Ricans for all the stuff he did to him," Miguel said.
"I believe this crazy horrible thing he did was for revenge."Miguel said that Mateen's wife knew he was gay, and that his father forced him into an arranged marriage. everybody."Miguel said that Mateen never appeared to be violent."He was looking for love," Miguel said.
What could have driven Omar Mir Seddique Mateen, a New York-born security guard who was the son of Afghan immigrants, to such a horrific act of violence -- the biggest terror attack on U. According to his estimate, Mateen visited Pulse twice a month over a period of three years. He didn't seem like the kind of guy who just did what he did. "My partner said that he was very nice [and seemed] comfortable." Prior visits to Pulse are a line of inquiry investigators are pursuing, sources involved in the investigation tell CNN's Jim Scuitto and Evan Perez.