SOUND OF SPEED - RACE DAY EDITION!Sam gets us "up to speed" for all the racing action this afternoon! NASCAR at Phoenix International Speedway AND the start of the INDY Car season with the Grand Prix of St. Petersburg.Sam gives us his "picks" and includes some trackside interviews with some of our favourite drivers.SOUND OF SPEED from Beach BOOSTER Radio! Wasaga Beach's truly local radio! Check back on Wednesday for Sam's Post Race Recap!