Last night's Perris Auto Speedway USAC/CRA Sprint Car main event winner Matt Mitchell will be one of Dave Stall's guests on today's "Racer Radio" show this afternoon. The show airs from 3:00 - 4:00 p.m. PDT. You can listen live online at kcbq.com or 1170 AM on your radio if you are in the San Diego area.