Was there a cover-up of the worst Marine-on-Marine friendly fire incident in modern history? We're talking with NPR investigations senior producer Graham Smith and NPR Pentagon reporter Tom Bowman about their podcast "Taking Cover," which delves into the story of the truth behind the deaths of Marines in Fallujah, the families seeking justice, and just how far some people went to hide the truth. Listen to "Taking Cover" today, https://www.npr.org/podcasts/510368/taking-cover ___________ This episode is brought to you by Homes For Our Troops, a nonprofit helping build and donate homes to injured post 9/11 veterans. Visit HFOTUSA.org for more information.