A Brown University custodian warned Brown University campus police about the depraved gunman Claudio Neves Valente “circling” school hallways and peering into classrooms nearly a dozen times in the weeks before the mass shooting. The custodian, Derek Lisi, warned security in mid-November and again on December 1st. Derek Lisi, who has worked at the elite […] The post Brown U Janitor Warned Campus Security About the Killer Twice Before the Killings appeared first on www.independentsentinel.com.