Which American war film starring Brad Pit and Jason Isaacs did David Ayer write and direct?
David Ayer:  He is best known for being the writer of "Training Day" (2001), and the director and writer of "Harsh Times" (2005), "Street Kings" (2008), "End of Watch" (2012), "Sabotage" (2014), "Fury" (2014), and "Suicide Squad" (2016).
i don't know