HILLSBOROUGH COUNTY, Fla. – A Florida man crashed his homemade helicopter into a house in Hillsborough County, officials said.

A Hillsborough County Sheriff's Office news release said Bradley Bates, 51, called 911 Monday evening after his small aircraft came to a rest on the roof of a Tampa-area home.

No one was home at the time of the crash. A dog that was inside the home was not injured.

Bates was taken to a nearby hospital in stable condition.

The cause of the crash wasn't immediately known.

The National Transportation Safety Board and the Federal Aviation Administration will investigate.

