King Abdullah (right) and Crown Prince Salman (left) are shown in this 2012 poster. The king, who is at least 90, was hospitalized last week and Salman on Tuesday stepped in for the monarch and delivered an annual televised speech to the nation.
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NATO has reported a spike in Russian military activity at sea and in NATO and other western European countries' airspace as tensions have mounted over Ukraine. Here, a Russian military long-range bomber aircraft flies in international airspace on Oct. 29.
Royal Air Force/AP
American Ryan Boyette, left, works with Yassin Hassen, right, in an interview with a rebel in Sudan's Nuba Mountains. Boyette started the Nuba Reports website in 2011 and recruited Hassen to join as a citizen journalist.
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Forces loyal to Syria's President Bashar Assad walk along a street in Mleiha, near the Damascus airport, during a tour organized by the Syrian government on Aug. 15.
A pro-Russian fighter guards the crash site of Malaysia Airlines Flight 17 near the village of Hrabove, eastern Ukraine on July 19, 2014. Ukraine said the passenger plane was shot down as it flew over the country, killing all 298 people on board.