Communities Struggle to Break a Grim Cycle of Killing BATON ROUGE, La.—Police found Silas Gibbs Jr. early in the morning of March 3, slumped against the seat belt in a red Mustang, with blood streaming from his ears and mouth. He had been shot, allegedly by one of his closest friends. Mr. Gibbs, 24 years old, is one of hundreds of young black men […]