A shooting has been reported at gay nightclub, Pulse, in Florida. There are unconfirmed reports that the attacker is wearing a bomb and has barricaded himself inside the club with hostages.
Orlando police have been urging local residents to stay away from the area.
Footage emerging from the scene has been making its way onto social media, it shows people being treated on pavements and dozens ofemergency vehicles surrounding the area.
Ricardo Almodovar wrote on Pulse’s Facebook page:
“People on the dance floor and bar got down on the floor and some of us who were near the bar and back exit managed to go out through the outdoor area and just ran.”
One local reporter tweeted that more than 20 people have been shot.
One person tweetedfrom inside the club.
UPDATE: Orlando police are now reporting that there have been mass casualties, and that the shooter is dead.