Overview

• Shane Roper, 32, charged with manslaughter and criminal vehicular homicide for the May 18 crash.
• Roper was driving at 83 mph without emergency signals when he struck a car, killing Flores and injuring others.
• Flores, a high school cheerleader, was days away from graduation when the crash occurred.
• Roper had a history of reckless driving incidents, including four prior crashes while on duty.
• Flores' family is calling for an independent investigation into the organizational failures of the Minnesota State Patrol.