Former President Bill Clinton, former first lady and Secretary of State Hillary Clinton, former Vice President Joe Biden, and former President Barack Obama arrive at the funeral service for Rep. Elijah Cummings in Baltimore on Oct. 25, 2019.
Sen. Bernie Sanders, a 2020 U.S. presidential candidate, speaks during the "We The People" Summit at the Warner Theater in Washington on April 1, 2019.
U.S. President Donald Trump gestures as he speaks during an event to unveil changes to the National Environmental Policy Act at the White House in Washington on Jan. 9.
A man holds a picture of Iranian Supreme Leader Ali Khamenei with Islamic Revolutionary Guard Corps Maj. Gen. Qassem Suleimani during a demonstration in Tehran on Jan. 3.
U.S. President Donald Trump shakes hands with Joint Chiefs of Staff Chairman General Mark Milley before addressing troops at Bagram Air Field in Afghanistan during a surprise Thanksgiving Day visit on Nov. 28.