It was in the middle of the chaos surrounding a school shooting last week that three people saw opportunity rather than heartbreak. While parents sped along traffic-clogged U.S. Highway 27, parked their cars and ran toward Freeman High School – where they had just gotten word a student fired a weapon into a second-story hallway, wounding or killing who knows how many – Renee Mann, Larry Flett and Nicole Jensen lurked behind the scenes and prowled through the long line of unattended vehicles, according to investigators.