The United States Federal Aviation Authority officials said that a firefighting helicopter with four people on board crashed in central Florida during a training exercise.

Although no one in the helicopter has been found alive, only one of the four has been confirmed dead.

The FAA said in a statement that the Sikorsky UH-60 Black Hawk firefighting helicopter crashed at 4 p.m. around on Tuesday into a marsh near Leesburg, Florida.

Leesburg fire rescue said that although it seems like no one survived only one death has been confirmed. 

"The crash appears to be a total loss," the fire department said. "No survivors have been located."