Dallas Police Chief David Brown held a wide-ranging press conference on Monday, where he touched on race, the investigation and the issue of guns.
In a dramatic moment, he urged legislators to do their jobs and propose new laws to combat gun violence.
"We're doing ours. We're putting our lives on the line," Brown said. "The other aspects of government need to step up and help us."
With that, here are five pieces of audio from that press conference you should listen to:
1. Brown addressed the issue of gun control head-on: