Data shows Amazon jet’s key braking systems did not deploy during deadly Miami crash: NTSB

Authorities on Tuesday said key braking systems did not deploy during Sunday’s deadly plane crash after an Amazon cargo jet overran the runway at Miami International Airport and struck two vehicles, killing five people.

While the aircraft’s wheel brakes were applied, available data indicates that the speed brakes and thrust reversers did not, according to the National Transportation Safety Board (NTSB).

There was "no indication in the recorded data that speed brakes or thrust reversers were deployed," Chihoon Shin...