What could have been a major disaster was averted with just seconds to spare at a busy U.S. airport.
The chair of the National Transportation Safety Board expressed concern over the possibility of a mid-air collision at Hollywood Burbank Airport.
The air traffic controller who was managing numerous aircraft around Reagan National Airport felt a "little overwhelmed" just a few minutes before an American Airlines jet collided midair with an Army helicopter near Washington D.C., an investigator said.
A new report from the NTSB says that PG&E detected natural gas at the Hayward explosion site after crews supposedly capped the leak. Here are what other details it revealed about the hours leading up to the explosion that sent three people to the hospital.
Questions remain as the NTSB investigates the deadly plane crash that killed former NASCAR driver Greg Biffle and his family