SI Now: Would Ethan Hawke let his son play football?On Friday's SI Now, actor Ethan Hawke weighs in on whether or not he would let his son play football in light of recent studies on head injuries.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceOn Friday's SI Now, actor Ethan Hawke weighs in on whether or not he would let his son play football in light of recent studies on head injuries.Published Aug 30, 2013 | Modified Aug 30, 2013SI STAFFShare on FacebookShare on XHome/NFL