Angry, Paranoid and Trained to Kill: How America Made the Baton Rouge, La., and Dallas Shooters

In the past two weeks, cops in Texas and Louisiana have been ambushed, shot and killed by black men who reportedly were tired of the senseless killings of unarmed black men, women and children by police. I say "reportedly" because we won't ever know. Both men in question—Micah Xavier Johnson, 25, and Gavin Long,…