Duluth, MN (KDAL) - Duluth police were right there.  The car rolled over onto its roof in the downtown at sixty avenue west and Superior Street.  The only problem was there was no driver.  The rollover was reported right at the height of yesterday's afternoon drive, four thirty.  The driver of the car was traced into the nearby Incline Bowling Alley where he escaped through a back door.  He is a heavy six foot tall black male with short black hair.  Police are investigating.