JK Rowling has shared her prayers for a Harry Potter ride worker who was taken to intensive care following the Orlando shooting. 

She said: "I'm praying Tony pulls through. My thoughts are with all of you"

The author had tweeted her sadness this morning after she discovered another victim of the shooting was an employee at the Universal Studios park.

Read more: JK Rowling tweets sadness after discovering one of the Orlando shooting victims worked on Harry Potter ride

She wrote on her Twitter page: "Luis Vielma worked on the Harry Potter ride at Universal. He was 22 years old. I can't stop crying. #Orlando"

50 people were shot dead during the random attack and 53 more remain in critical condition in hospital. 

The identities of seven men and one woman have been revealed in what is said to be the deadliest mass shooting in US history.

Gunman Omar Mateen, 29, opened fire on crowds inside the gay nightlcub in Orlando, Florida.

Over 300 people were inside Pulse nightclub when the New-York born security guard opened fire inside the venue.