Sebastián Rivas: “El tema con las armas y la discriminación racial son temas que frustran a Barack Obama de su administración”
Dallas police move to detain a driver after several police officers were shot in downtown Dallas, Thursday, July 7, 2016. At least two snipers opened fire on police officers during protests in Dallas on Thursday night; some of the officers were killed, police said. (AP Photo/LM Otero)
