DALLAS -- Dallas Police Chief David Brown has confirmed at least 11 police officers were shot and at least five were killed in an attack by two snipers in downtown Dallas at a protest of officer-involved shootings across the country on Thursday night. Dallas police sources confirmed to News 8 early Friday one suspect is dead after a long standoff with police. A female suspect was taken into custody earlier in the night. It is unclear at this time if they are the only suspects involved... Meanwhile, a massive police presence surrounded a vehicle and questioned two individuals they took...