The National Transportation Safety Board said the cockpit voice recorder and flight data recorder from the American Airlines jet that collided with the Black Hawk helicopter Wednesday have been recovered from the wreckage in the Potomac River and are now at the NTSB labs for evaluation.

While authorities focus on the cause of the US's deadliest aviation disaster since 2001, families are mourning their loved ones. Here's the latest.

Army helicopter. There were 64 people on American Airlines Flight 5342 from Wichita, Kansas to DCA — including 60 passengers and four crew members. The Blackhawk Army helicopter had three soldiers on board.