Here's what we know after authorities called off the search for passengers of a plane that crashed on the way to Phoenix near the coast of San Diego.

A ground stop delayed hundreds of flights at Phoenix Sky Harbor Airport on Thursday morning. Here's what caused the slowdown.

The U.S. Coast Guard suspended its search for a Cessna 414 that crashed off the coast of San Diego, with all six people on board presumed dead. The plane, en route to Phoenix, issued mayday calls ...

Late Monday night, the U.S. nuclear “sniffer” plane WC-135R ‘Constant Phoenix’ aircraft departed from Offutt Air Force Base in Omaha, Nebraska, the home of U.S. Strategic Command.

PHOENIX – The first test flight of an autonomous military helicopter was successfully completed in Phoenix last month.