General Motors is under investigation by the House, in connection with faulty ignition switches linked to 13 deaths. The hearings will investigate why the automaker and federal regulators had trouble recognizing the defect.
The Pentagon Channel's pilot episode of Armed with Science is airing at 9 a.m., 1 p.m., and 5 p.m. (ET), Monday, and will delve into Army Research Laboratory and Naval Research Laboratory science that shapes the future of defense.
Editor's note: Bill Palmer, an Airbus A330 captain for a major airline, is the author of "Understanding Air France 447," an explanation of the details and lessons of the crash of that aircraft in June 2009.
By By Marie-Louise Gumuchian, Kellie Morgan and Matthew Chance
SIMFEROPOL, Ukraine (CNN) -- Russian President Vladimir Putin defended the breakaway moves by the pro-Russian leaders of Crimea in conversations with two world leaders on Sunday, while the autonomous Ukrainian region was the scene of emotional demonstrations by both sides.
(CNN) -- In a move that is generating even more 2016 presidential buzz, the chairman of Iowa's Republican Party is leaving his position to work for Rand PAC, a group that supports Sen. Rand Paul of Kentucky.