Investigators examine a dumpster near Brown University shooting

Forensic investigators wearing Tyvek suits were seen combing through a dumpster in Providence, Rhode Island, Monday as a manhunt continues for the gunman who killed two and wounded nine during a finals study session Saturday. (Credit: WBZ via NNS)

Forensic investigators wearing Tyvek suits were seen combing through a dumpster in Providence, Rhode Island, Monday as a manhunt continues for the gunman who killed two and wounded nine during a finals study sessions Saturday. (Credit: WBZ via NNS)