RICHMOND, Va. (AP) — A loss of oxygen is a leading theory for why an unresponsive business jet flew off course and over the nation’s capital Sunday before it crashed in rural Virginia. But federal ...

An Azerbaijan Airlines flight crashed in Kazakhstan on Wednesday, killing 38. An oxygen tank exploded before the crash, Kazakhstan's transport minister said. The plane was likely hit by Russian air ...

Kazakhstan's transport minister said Russian authorities told them that an oxygen cylinder had exploded in the passenger ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. RICHMOND, Va. (AP) — A loss of oxygen is a ...