Rich Lowry: Delric Miller IV died in a hail of bullets a month ago. When someone fired 37 AK-47 rounds into his Detroit home at 4:30 a.m., he was mortally wounded while dozing on the couch. He was 9 months old. No one made the multicolored teething ring he got for Christmas or his toy hammer into national symbols of random violence. Last year, Charinez Jefferson, 17, was shot and killed on a Chicago street. “She begged the shooter not to shoot her because she was pregnant,” a pastor explained. The alleged assailant, Timothy Jones, 18, shot her in the head, chest and back after seeing her walking with a rival gang member. New York Times columnist Charles Blow did not write a column about Jefferson’s killing as a symbol of the perils of being a young black woman in America. Last June, a stray bullet from a confrontation on a Brighton Beach, N.Y., boardwalk killed 16-year-old Tysha Jones as she sat on a bench. A 19-year-old man, out for revenge after an earlier scuffle on the ...