Video: Ex-special assistant to Trump talks national security logistics of border crisis, rally shooting

Brian J. Cavanaugh, former special assistant to Donald Trump for national security affairs, sat down with Mike Broomhead from media row at the Republican National Convention. Cavanaugh explained the logistics of Arizona’s border crisis from a national security standpoint, as well as the breakdown of how the chain of communication works between local and federal agencies at events like the Trump rally.

Video: Jeremy Schnell and Felisa Cárdenas/KTAR News
Photo: Joe Raedle/Getty Images