Overview: Headlines for July 07, 2016; 'You Shot Four Bullets Into Him, Sir': Girlfriend Livestreams Philando Castile's Death by Police; Alton Sterling, Father of Five, Murdered by Police Two Months After 'Blue Lives Matter' Bill Signed; Murderers With Badges, Licensed to Kill: Nation Reels from Alton Sterling's Death at Hands of Police; Marc Lamont Hill & Mychal Denzel Smith: We Must End State Violence Against Black Bodies