Kevin Durant says he's 100% behind Jemele Hill "standing up for what she believes in" ... telling TMZ Sports he totally supports the embattled ESPN star. "I'm behind Jemele -- I support her," Durant told us outside Poppy in L.A. Donald Trump came at ESPN on Friday for Hill's "white supremacist" tweet -- demanding the network "apologize for untruth" ... this after White House press secretary Sarah Huckabee Sanders called Hill's comment a "fireable offense." read more http://www.tmz.com/2017/09/15/kevin-durant-trump-jemele-hill-nba-warriors/