People hold hands and raise them up in the air at a vigil outside the Triple S convenience store in Baton Rouge, La., Wednesday, July 6, 2016. Alton Sterling, 37, was shot and killed outside the store by Baton Rouge police, where he was selling CDs. AP Photo/Gerald Herbert Alton Sterling, who was shot dead by police in Baton Rouge, Louisiana, U.S. on July 5, 2016, is seen in an undated photo posted on his Facebook account. Social Media/Handout via Reuters A community member holds up a bible during a vigil in memory of Alton Sterling, who was shot dead by police, at the Triple S Food Mart in Baton Rouge, Louisiana, U.S. July 6, 2016. REUTERS/Jeffrey Dubinsky Tawandra Carr, who said she was best friends with Alton Sterling, cries while people gather outside the Triple S convenience stre in Baton Rouge, La., Wednesday, July 6, 2016. AP Photo/Gerald Herbert Artist Jo Hines spray paints a mural of Alton Sterling outside the Triple S convenience store. AP Photo/Gerald Herbert Sandra Sterling, reacts during community vigil in memory of her nephew, Alton Sterling, who was shot dead by police, at the Triple S Food Mart in Baton Rouge, Louisiana, U.S. July 6, 2016. REUTERS/Jeffrey Dubinsky Community members attend a vigil in memory of Alton Sterling. REUTERS/Jeffrey Dubinsky Jordan Nuerenberg holds up a sign encouraging motorists to honk outside the Triple S convenience store during a rally after Alton Sterling, a black man, was shot and killed Tuesday, in Baton Rouge, La., Wednesday, July 6, 2016. The U.S. Justice Department opened a civil rights investigation Wednesday into the video-recorded police killing of Sterling, who authorities say had a gun as he wrestled with two white officers on the pavement outside a convenience store. AP Photo/Gerald Herbert A brass band marches through the street. AP Photo/Gerald Herbert People follow a brass band through the street after a vigil for Alton Sterling. (AP Photo/Gerald Herbert Sandra Sterling, is comforted during a community vigil in memory of her nephew. REUTERS/Jeffrey Dubinsky A woman holds a child's hand at the vigil. AP Photo/Gerald Herbert