NBC has renewed its Jennifer Lopez police drama ?Shades of Blue? for a third season, the network announced Friday. ?We?re so hugely appreciative of everything Jennifer and Ray do, and know it is due to their dedication, as well as the hard work of our incredible cast and producers, that ?Shades of Blue? has so clearly and compellingly earned a third-season renewal,? NBC Entertainment president Jennifer Salke said in a statment. ?This show continues to mine powerful stories that always leave us hungry for more.?