MH-60S Sea Hawk helicopters assigned to the "Dusty Dogs" of Helicopter Sea Combat Squadron 7, attached to Carrier Strike Group 12 and the Nimitz-class aircraft carrier USS Abraham Lincoln, are recalled to Naval Station Norfolk on September 15, 2018. (Jeff Sherman/U.S. Navy via Getty Images)
A wolf skin is laid out on a pool table in the clubhouse of the Donbass Night Wolves motorcycle club in Luhansk on March 17, 2015. Members of the club have been fighting alongside rebels of the self-proclaimed Luhansk People's Republic.
Acting U.S. Secretary of Defense Patrick Shanahan speaks with reporters at the Pentagon April 19, 2019, in Washington, DC. (BRENDAN SMIALOWSKI/AFP/Getty Images)
A Sri Lankan woman cries during a burial service for a bomb blast victim in a cemetery in Colombo on April 23, two days after a series of bomb attacks targeting churches and luxury hotels in Sri Lanka.
Security personnel inspect the interior of St. Sebastian's Church in Negombo on April 22, 2019, a day after the church was hit in series of bomb blasts targeting churches and luxury hotels in Sri Lanka. (ISHARA S. KODIKARA / AFP)
An illustration shows a Game of Thrones-style graphic from U.S. President Donald Trump’s Twitter page in Washington, D.C., on April 18. (Mandel Ngan/AFP)
Special counsel Robert Mueller leaves after a closed meeting with members of the Senate Judiciary Committee at the Capitol in Washington on June 21, 2017. (Alex Wong/Getty Images)
Julian Assange gestures to the media from a police vehicle on his arrival at Westminster Magistrates court in London on April 11. (Jack Taylor/Getty Images)
A visitor walks past the logo of the Chinese telecom giant Huawei at the Hannover Messe technology fair in Hanover, Germany, on April 1. (JOHN MACDOUGALL/AFP/Getty Images)
Pakistani Rangers and Indian Border Security Force personnel perform during a flag lowering ceremony at the Wagah border area between Pakistan and India in eastern Pakistan's Lahore on March 30, 2019. (AAMIR QURESHI / AFP)
Russian President Vladimir Putin sunbathes during his vacation in the remote Tuva region in southern Siberia. The picture was taken between Aug. 1 and 3, 2017. (Alexey Nikolsky/AFP/Getty Images)