The Week in Pictures - March 11, 2016 (21 images)

A young Chinese girl wears an air filter mask while walking with her parents in Beijing on March 10, 2016. China will intensify its efforts to reduce air pollution, citing as an example ambitious targets in fighting smog that will increase the number of days with good air quality. Photo by Stephen Shaver/UPI

A young girl waits for her mother to cast her ballot in a polling place at Trombly Elementary School in Grosse Pointe, Mich., March 8, 2016. Michigan voters headed to the polls to vote in both the Republican and Democratic primaries Tuesday. Photo by Molly Riley/UPI

Brig. Gen. Xavier Brunson presents a flag to Declan McClintock, son of U.S. Army Sgt. First Class Matthew Q. McClintock, during his funeral at Arlington National Cemetery in Arlington, Va., on March 7, 2016. SFC McClintock, a U.S. Army Special Forces soldier, was killed in action on Tuesday, January 5, 2016, in Afghanistan. Photo by Kevin Dietsch/UPI

Democratic presidential candidate Hillary Clinton speaks at a campaign rally at the Charles H. Wright Museum of African American History in Detroit on March 7, 2016. Photo by Molly Riley/UPI