Police chief 'sick and tired' after child killed in shooting

Police chief Robert Contee made an emotional appeal after the shooting of a 6-year-old girl in Washington DC.

The shooting was one of many that affected Americans over the weekend. Nearby, Nationals Park baseball stadium was packed with thousands of fans when shots rang out. Police eventually confirmed the shots had been fired outside the stadium but not before panic ensued and the game was cut short.

Read more: A weekend in America: Shootings shock capital city