50 people are dead and 53 others are injured in worshmass shooting after a gunman opened fire at a gay nightclub in Orlando, Florida early on Sunday. The gunman was killed during the incident at the Pulse nightclub. He was named as Omar Mateen, a US citizen, aged in his late 20s, from Port St. Lucie, Florida.According to officials, the incident can be classified as 'a domestic terror incident'.