NEWPORT, WALES - SEPTEMBER 04: US President Barack Obama gestures to British Prime Minister David Cameron at the NATO Summit on September 4, 2014 in Newport, Wales. Leaders and senior ministers from around 60 countries are gathering for the two day meeting where Ukraine and the ISIS hostages are likely to be discussed. (Photo by Peter Macdiarmid - WPA Pool /Getty Images)
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Getty Images News Peter Macdiarmid