Motorcyclists take part in the annual Rolling Thunder parade ahead of Memorial Day.
May 27, 2012 A group from Maryland and Massachusetts poses for photos while waiting for the start of the Rolling Thunder event in Washington. Riders from across the nation come together every year to ride as a pre-Memorial Day remembrance.Linda Davidson/The Washington Post
President Trump and first lady Melania Trump lit the National Christmas Tree for the first time. The program was hosted by television personality Kathie Lee Gifford and actor Dean Cain and featured performances by the Beach Boys, Jack Wagner, Wynonna Judd, Craig Campbell and others.