WINTER GARDEN, Fla. -

Police say a gunman walked into a central Florida Crossfit gym and fatally shot a fitness instructor while those taking the class looked on in horror.

The shooting happened just before 7 p.m. Monday as the instructor was leading a workout class at the Mosiac Crossfit gym in Winter Garden.

Orlando television stations say the man was pronounced dead at the scene. His name has not been released.

Police say the shooter apparently left in a getaway car.

According to witnesses, the shooter wore a hat and sunglasses.

No further details were immediately available.