The halt in using drones follows last Saturday’s accident when drones fell into a crowd of thousands of people watching a holiday show at Lake Eola Park in downtown Orlando. A 7-year-old boy was hit in the chest by a drone and required heart surgery, according to his mother.

ORLANDO, Fla. ( WFLA) — A young boy required open heart surgery after multiple drones at a holiday show in Orlando, Florida, unexpectedly fell from the sky. The Federal Aviation Administration is now investigating.

Adriana Edgerton and Jessica Lumedge told CBS News the injured person was their 7-year-old son, Alezander, and said he needed emergency heart surgery. They told CBS affiliate WKMG that their son was hit in the stomach by one of the drones.

A holiday drone show in Florida was forced to cancel its second performance this weekend after it suffered 'technical difficulties,' resulting in the injury of a young boy, whose mother wrote on social media was 'fighting for his life' after the event.

A Holiday Drone Show in Orlando was canceled after some drones fell into the crowd during Saturday's performance, seriously injuring a 7-year-old boy. Two performances were scheduled for Saturday, Dec. 21. The second was canceled "due to technical difficulties," the City of Orlando posted on Facebook.

The 7-year-old required heart surgery after the drone, apparently involved in a midair collision, struck his chest, mother Adriana Edgerton told NBC affiliate WESH of Orlando.

A theme park resort and a huge hotel in central Florida have either stopped using drones or cancelled their drone-based shows after several drones collided and fell from the sky during a separate holiday celebration in downtown Orlando.

The New York Road Runners said that they have cancelled their planned drone show over Central Park after a drone program gone awry injured a child in Florida. Channel 7 News reported that the same vendor that handled the Florida show was in line to produce the aerial show over Central Park on New Year’s Eve.