The shooting happened early on Monday morning in the east of the city, the Orlando Sentinel newspaper reports.

Reuters - The wife of the gunman who killed 49 people at an Orlando gay nightclub knew of his plans for the attack and could soon be charged in connection with the deadliest mass shooting in modern U.S. history, a law enforcement source said on Tuesday.

Euronews - The US is reeling from its worst ever mass shooting after a man armed with an assault rifle killed 50 people at a packed gay nightclub in Orlando, Florida. Fifty three others were wounded in the massacre. The gunman was eventually shot dead by SWAT officers.

BBC - Fifty people are now known to have died in a shooting in a gay nightclub in Orlando, Florida, the city's mayor Buddy Dyer has said.

Christina Grimmie, a singer who had competed on the US television programme The Voice, has been shot after a concert in Orlando and later died of her wounds, police in Florida say.