 A Minnesota state trooper has been charged with manslaughter and vehicular homicide. The charges come after trooper Shane Roper sped through without lights or sirens, crashing into a car in May, killing a teen in Rochester. The investigation finding a trooper went 83 miles per hour in a 40 mile an hour zone. Witnesses reported this car was flying with no sirens or lights seen. Roper claimed he believed his lights were on and is trying to clear the intersection.