Planes may not have been aware of each other before mid-air collision in Florida, NTSB says

The pilots of two small airplanes that collided mid-air in Florida Tuesday may not have been aware that the other was nearby when they crashed into each other, according to an air safety inspector.

​The pilots of two small airplanes that collided mid-air in Florida Tuesday may not have been aware that the other was nearby when they crashed into each other, according to an air safety inspector.