Texas and Ohio newsrooms respond to shooting sprees; racist essay was published shortly before El Paso attack; growing threat of online radicalization; activists converge on Capitol Hill; Moms Demand Action founder calls for Senate vote; how to cover the

Published: Aug. 4, 2019, 5:50 p.m.

August 4, 2019: Dave Cullen, Jennifer Mascia, Shimon Prokupecz, Oliver Darcy, Wesley Lowery, Olivia Nuzzi, Nikole Hannah-Jones, Shannon Watts, Bob Moore and Jim Bebbington join Brian Stelter.