Major Nelson, Director of Programming for the Microsoft gaming network Xbox Live, Kiki Wolfkill, Executive Producer at 343 Industries Studio, and “Halo: Nightfall” cast Mike Coulter, Christina Chong and Steve Waddington, from left, speak at HaloFest at the Avalon Theatre in Los Angeles on Monday, Nov. 10, 2014. (Photo by Matt Sayles/Invision for Microsoft/AP Images)
