Steele Wins Riddle Memorial at Showtime Speedway _Top Stories, Southern Sprintcar Shootout Series Dave Steele. (David Sink Photo) Dave Steele. (David Sink Photo) CLEARWATER, Fla. (October 29, 2016) — Dave Steele won the Southern Sprint Car Shoot Out Series Frank Riddle Memorial Saturday night at Showtime Speedway. Dave SteeleShowtime SpeedwaySouthern Sprintcar Shootout Series