Highland Park shooting suspect was ’known to law enforcement’

Robert “Bobby” Crimo III, the suspect in the Highland Park parade shooting Monday was taken into custody around Monday Investigates looked into Crimo’s background. Crimo was a prolific poster online where he apparently went by the name “Awake the Rapper.” His videos foretell his alleged violent acts. In one, he appears to be dramatize a school shooting. In another video, Crimo appears to animate his own demise in a confrontation with police.