Ava DuVernay is a woman of her word. ⠀⠀⠀⠀⠀⠀⠀⠀⠀ Back in August, the award-winning director vowed to work with Grammy-nominated singer, Tevin Campbell, by any means necessary. DuVernay offered to write him into an episode of OWN’s “Queen Sugar” on general principle to combat all Campbell slander. It all started after a Twitter user named