@CorySmithNBC5 spoke to brother of person of interest. Said he gave his gun to officers when shooting started.
Dallas police chief says 10 officers shot by 2 snipers. 3 officers have died.
Our @CorySmithNBC5 reports shooter used a rifle. The protest was over. Shots came in quick succession.
Suspect tells police there are bombs in the parking garage as well as downtown Dallas. #NBCDFWNow