Baltimore police have arrested two more teenagers in a mass shooting that left two people dead and 28 others injured during an annual block party earlier this summer.

Millions of Americans were guided through the horror of the Sept. 11 terrorist attacks by one of three men on television news — Tom Brokaw, Peter Jennings and Dan Rather.

A new podcast series revisits how broadcast journalists covered some of the biggest stories, and tells some fascinating behind-the-scenes details.