Why Bernie Sanders is gaining on Hillary Clinton in Iowa
Pollster breaks down the Vermont senator's gains on Clinton in early primary, as well as a surprising trend in the Republican field there
Iowa Caucuses
FlyDubai co-pilot was likely lone wolf, Israeli investigators believe
CBS News poll finds Democrats maintain House advantage amid concern about prices
Tennessee prison system head to resign after failed Christa Pike execution
Debris found of medical plane that went missing near Nantucket with 6 on board
Supreme Court gears up for new term with major cases on climate change, guns
Cornell president says school "must do better" amid criticism of its investigation
Live
Senior Trump administration officials met to discuss Iran war at Camp David
Trump urges daylight saving time bill supporters to personally call Sen. Cotton
