New details about how the Brown University and MIT shooting suspect evaded capture for days

Tonight, new details about how the alleged Brown University killer, Clauddio Manuel Nvesh Valente, evaded law enforcement for six days. He allegedly killed two students and wounded nine before murdering an MIT professor in Massachusetts. Authorities say Valente later died by suicide.His body found in a storage unit in New Hampshire. Do you think he planned on killing anyone else. >> It's possible.He's a dangerous individual. Very dangerous. Law enforcement officials tell NBC News Valente used advanced techn ...