Police block streets in downtown Dallas early as law enforcement investigate the scene of Thursday's fatal shooting, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas Thursday night, during protests over two recent fatal police shootings of black men.
Police block streets in downtown Dallas early as law enforcement investigate the scene of Thursday's fatal shooting, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas Thursday night, during protests over two recent fatal police shootings of black men. Mark Mulligan AP
Police block streets in downtown Dallas early as law enforcement investigate the scene of Thursday's fatal shooting, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas Thursday night, during protests over two recent fatal police shootings of black men. Mark Mulligan AP