Police Shootings Protests Dallas(01 of24)
Open Image ModalA Dallas policeman keeps watch on a street in downtown Dallas, Thursday, July 7, 2016, following reports that shots were fired during a protest over two recent fatal police shootings of black men. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(02 of24)
Open Image ModalDallas police check a car after detaining a driver in downtown Dallas, Thursday, July 7, 2016. Several police officers were shot by snipers, police said; some of the officers were killed. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(03 of24)
Open Image ModalDallas 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) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(04 of24)
Open Image ModalA Dallas police vehicle follows behind an ambulance carrying a patient to the emergency department at Baylor University Medical Center, as police and others stand near the emergency entrance early Friday, July 8, 2016, in Dallas. At least two snipers opened fire on police officers in Dallas on Thursday night during protests over two recent fatal police shootings of black men, police said. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(05 of24)
Open Image ModalLaw enforcement officers stand outside the emergency room at Baylor University Medical Center, early Friday, July 8, 2016, in Dallas. At least two snipers opened fire on police officers in Dallas on Thursday night. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(06 of24)
Open Image ModalEmergency responders administer CPR to an unknown patient on a stretcher as law enforcement officials stand nearby at the emergency receiving area of Baylor University Medical Center, early Friday, July 8, 2016, in Dallas. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(07 of24)
Open Image ModalTwo law enforcement officers console each other outside the emergency room of Baylor University Medical Center, early Friday, July 8, 2016, in Dallas. At least two snipers opened fire on police officers in Dallas on Thursday night, police said. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(08 of24)
Open Image ModalA Dallas police officer steps out of a vehicle as he arrives in front of Baylor University Medical Center where several others were police were already gathered, Friday, July 8, 2016, in Dallas. At least two snipers opened fire on police officers in Dallas on Thursday night, police said. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(09 of24)
Open Image ModalA man raises his hands as he walks near a law enforcement officer, following the shootings Thursday of several police officers in downtown Dallas, early Friday, July 8, 2016. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Dallas Shooting Protest(10 of24)
Open Image ModalPolice check a car early Friday, July 8, 2016, in Dallas, Snipers opened fire on police officers in Dallas on Thursday night; some of the officers were killed, police said. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Dallas Shooting Protest(11 of24)
Open Image ModalPolice take cover behind a vehicle outside a parking garage in downtown Dallas early Friday, July 8, 2016. Snipers opened fire on police officers in Dallas, police said. Some of the officers were killed. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Dallas Shooting Protest(12 of24)
Open Image ModalDallas police gather as a crowd forms in downtown Dallas, early Friday, July 8, 2016. Snipers opened fire on police officers in Dallas; some of the officers were killed, police said. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Dallas Shooting Protest(13 of24)
Open Image ModalDallas police officers stand in a line near the site of shootings in downtown Dallas, early Friday, July 8, 2016. Snipers opened fire on police officers, police said; some of the officers were killed. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings Protests Dallas(14 of24)
Open Image ModalA Dallas police officer uses her smart device as she and other emergency responders stand outside the emergency room at Baylor University Medical Center, Friday, July 8, 2016, in Dallas. Snipers opened fire on police officers in the heart of Dallas on Thursday night, killing some of the officers. (AP Photo/Tony Gutierrez) (credit:ASSOCIATED PRESS)
US-CRIME-POLICE-SHOOTING(15 of24)
Open Image ModalDallas Police Chief David Brown receives a hug during a vigil in Thanks-Giving Square in Dallas, Texas, on July 8, 2016, following the shootings during a peaceful protest on July 7 which left 5 police officers dead. / AFP / Laura Buckman (Photo credit should read LAURA BUCKMAN/AFP/Getty Images) (credit:LAURA BUCKMAN via Getty Images)
US-CRIME-POLICE-SHOOTING(16 of24)
Open Image ModalDallas Mayor Mike Rawlings bows his head in prayer during a vigil in Thanks-Giving Square in Dallas, Texas, on July 8, 2016, following the shootings during a peaceful protest on July 7 which left 5 police officers dead. / AFP / Laura Buckman (Photo credit should read LAURA BUCKMAN/AFP/Getty Images) (credit:LAURA BUCKMAN via Getty Images)
Police Shootings-Protest(17 of24)
Open Image ModalInvestigators survey the area after a shooting in downtown Dallas, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas Thursday, during protests over two recent fatal police shootings of black men. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings-Protest(18 of24)
Open Image ModalA crime scene investigator looks a shot out windows after a shooting in downtown Dallas, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas during protests over two recent fatal police shootings of black men. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings-Protest(19 of24)
Open Image ModalCrime scene investigators survey the area after a shooting in downtown Dallas, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas during protests over two recent fatal police shootings of black men. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings-Protest(20 of24)
Open Image ModalA crime scene investigator looks a shot out windows after a shooting in downtown Dallas, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas during protests over two recent fatal police shootings of black men. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
Police Shootings-Protest(21 of24)
Open Image ModalLaw enforcement sweep the area after a shooting in downtown Dallas, Friday, July 8, 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) (credit:ASSOCIATED PRESS)
Police Shootings-Protest(22 of24)
Open Image ModalLaw enforcement sweeps the area for explosives after a shooting in downtown Dallas, Friday, July 8, 2016. Snipers opened fire on police officers in the heart of Dallas on Thursday night, killing some of the officers. (AP Photo/LM Otero) (credit:ASSOCIATED PRESS)
US-CRIME-POLICE-SHOOTING(23 of24)
Open Image ModalFlowers, stuffed animals, and balloons adorn a memorial outside the Dallas Police Headquarters on July 8, 2016. \nThe gunman who opened fire on Dallas officers during a protest against US police brutality, leaving five dead and seven others wounded, told negotiators he wanted to kill white cops, the city\'s police chief said July 8. / AFP / Laura Buckman (Photo credit should read LAURA BUCKMAN/AFP/Getty Images) (credit:LAURA BUCKMAN via Getty Images)
US-CRIME-POLICE-SHOOTING(24 of24)
Open Image ModalA woman places flowers at a memorial outside the Dallas Police Headquarters on July 8, 2016. \nThe gunman who opened fire on Dallas officers during a protest against US police brutality, leaving five dead and seven others wounded, told negotiators he wanted to kill white cops, the city\'s police chief said July 8. / AFP / Laura Buckman (Photo credit should read LAURA BUCKMAN/AFP/Getty Images) (credit:LAURA BUCKMAN via Getty Images)