Investigators found the pilot was impaired by medical conditions and drugs including Valium, oxycodone and Benadryl. The FAA doesn't require medical certification for commercial balloon operators.
Two U.S. agencies are ending their push to screen truck drivers and train operators a year after saying the sleep disorder "can cause unintended sleep episodes and resulting deficits in attention."
"Since 1976 there have been 16 vehicle-train collisions at this grade crossing prior to Tuesday's accident," the National Transportation Safety Board says.
The National Transportation Safety Board has released a data recorder transcript from the cargo ship El Faro, which sank last year after it sailed into a hurricane. All 33 people on board died.
A hot air balloon crash in Texas on Saturday killed all 16 people aboard. The cause is not yet clear, but revelations about the pilot are raising questions about the licensing of balloon operators.
The National Transportation Safety Board said Brandon Bostian might have thought he was past a curve when he accelerated to 106 mph. The derailment killed eight people.
The National Transportation Safety Board says the engineer of the speeding train that derailed last year, killing eight people, was distracted by radio transmissions, a source told NPR.
An investigation found no evidence that the engineer was distracted by calls or texts ahead of the May 12 accident in which eight people died and some 200 others were injured.