New York: Omar Mateen, who gunned down 49 people at a gay club in Orlando, himself might have been gay but chose to hide his true identity out of anger and shame, his former wife has said as authorities looked into reports that the 29-year-old had visited the Florida club several times and also used a gay dating app.

Omar Mateen was 'loud and belligerent' on a few Pulse visits and Sitora Yusufiy, Omar’s ex-wife. Pics/AFP