Reports are coming in of mass shootings at a gay night club in Florida. It's understood that one or more gunmen entered the premises, Pulse nightclub in Orlando shooting several dozen.
Some reports say that the gunman or gunmen are still on the premises and have taken hostages.
Police are reporting multiple casualties.
From the BBC:
"Multiple injuries" in Orlando nightclub shooting - RTÉ NewsOne man who says he was inside the club at the time and posted videos of the scene, said on his Facebook page that shots had been fired inside the club and people were "screaming that people are dead".
Mass Shooting At Gay Nightclub In Orlando
Florida Pulse gay nightclub attacked in Orlando - BBC News
EDIT at 15:36 GMT
Orlando Mayor: 50 dead, more than 50 injured in mass shooting at nightclub