A girl visits The Poppy Memorial, a wall of 645,000 poppy flowers to honor the service members who have died since World War I. The USAA made the memorial that stands on the National Mall.
Demonstrators hold signs Feb. 19 during a "lie-in" protest supporting gun control reform near the White House. A gun control rally set for Washington on March 24 will be held on Pennsylvania Avenue, not on the National Mall as originally planned.
Zach Gibson/Getty Images
National Geodetic Survey crew members Roy Anderson, left, and Steve Breidenbach set up survey equipment used to measure the height of the Washington Monument.
National Geodetic Survey/NOAA
The man who set himself on fire Friday at the National Mall was John Constantino, 64, of Mount Laurel, N.J., police say. Constantino's family links the act to "a long battle with mental illness."
Police investigate the scene after a man set himself ablaze on the National Mall's lawn Friday afternoon in Washington, DC. The man did not survive his injuries, according to reports.
Win McNamee/Getty Images