Panel opens formal investigation of congressman's potential violations of lobbying rules and other laws.
Canadian and European aviation agencies endorse changing cockpit policy in wake of Germanwings crash.
A suspect in a motor vehicle stop opened fire on police on Friday evening and seriously wounded an officer before being killed by other offi...
Senate Minority Leader Harry Reid's decision not to seek re-election will scramble the Democratic leadership team.
A total of 641 people were killed in plane crashes in 2014 -- but that doesn't tell the whole story.