Iowa Caucus Results as New Hampshire Looms

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Last night's Iowa caucuses helped to clarify the campaigns of both political parties -- but not enough for confident predictions about what's next. We hear about the upcoming challenges for candidates claiming victory — and those perceived to have lost.

Later on the program, US Supreme Court Justice Clarence Thomas may or not be celebrating, but others are observing an anniversary of a kind. It' been ten years since he's asked a question during oral arguments. He's only broken silence once -- to tell a joke. We hear the punch line.

Photo: Republican U.S. presidential candidate Donald Trump arrives at the Republican caucus site at the 7 Flags Event Center in Clive, Iowa February 1, 2016. (Jim Bourg/Reuters)