Biden triggers 2016 speculation with Iowa visit
In the 2016 Democratic presidential competition there is Hillary Clinton and everyone else, all powerful politicians who could make a credible run should she decide not to seek the presidency.
Law & Society
The U.S. House of Representatives began debating legislation on Tuesday to authorize President Barack Obama's plan to arm and train Syrian rebels to fight Islamic State militants, and lawmakers said the measure would likely pass Congress by the end of this week despite some members' reservations.
Louisiana Governor Bobby Jindal, a Republican considering a 2016 U.S. presidential run, accused the Obama administration on Tuesday of being "science deniers" when it comes to energy, a critique often aimed at his own party.
Ukraine ratified a sweeping agreement with the European Union on Tuesday - an issue at the heart of the Russia-West crisis over its future - and sought to blunt the independence drive of Russian-backed separatists by offering them temporary and limited self-rule.
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