An Iran Air Boeing 747 passenger plane on the tarmac of Mehrabad Airport in Tehran in 2013. Iran bought most of its planes from Boeing before the 1979 Islamic Revolution. The country now has one of the oldest airline fleets in the world. With sanctions lifted, Boeing can once again sell planes to Iran, but the country recently announced a major deal with Airbus. BEHROUZ MEHRI/AFP/Getty Images hide caption

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Jaroslaw Kaczynski sits before a large image of his twin brother, Lech Kaczynski, who was the president of Poland from 2005 until his death in a plane crash in 2010. Today Jaroslaw Kaczynski, a former prime minister of Poland, doesn't hold political office; but as the head of the Law and Justice party, he is functionally the leader of Poland. Adam Guz/Getty Images Poland/Getty Images hide caption

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NFL Commissioner Roger Goodell holds a press conference on October 8, 2014 in New York City. Andrew Burton/Getty Images hide caption

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Former Wheaton College professor Larycia Hawkins (right) is greeted by supporter Donna Demir after a news conference on Jan. 6 in Chicago. Hawkins, who's Christian, was suspended by Wheaton, an evangelical Christian school, after she said Muslims and Christians worship the same God. Administrators initiated steps to fire her. On Saturday the professor and school announced they'd parted ways. M. Spencer Green/AP hide caption

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People watch a television screen showing breaking news on North Korea's long-range rocket launch on Sunday in Seoul, South Korea. Western experts consider the launch to be part of a program to develop intercontinental ballistic missile technologies, banned by multiple U. N. Security Council resolutions against North Korea. Han Myung-Gu/Getty Images hide caption

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