Latest on Brown shooting: Custodian warned about shooter, police chief put on leave

A Brown University custodian said he saw the alleged campus shooter who opened fired in a classroom earlier this month nearly a dozen times a few weeks before the attack — and shared his suspicions with an on-campus security guard, the Boston Globe reported. “Derek Lisi, who has worked at Brown for 15 years, said he had taken note of a man pacing t...