A conversation with director Peter Berg, retired Navy SEAL Marcus Luttrell, and actor Taylor Kitsch of Lone Survivor about the clashing definitions and manifestations of heroism and courage at the heart of this riveting, harrowing story. Peter Berg, Writer/Director/Producer Taylor Kitsch, Actor, Lone Survivor Marcus Luttrell, Retired Petty Officer 1st Class, U.S. Navy; Author of the book Lone Survivor Moderator: Tina Brown, Editor in Chief, The Daily Beast