Poor bookkeeping saddles stock-car driver Steve Grayson with a huge bill for back taxes which hampers his ability to continue racing competitively.Poor bookkeeping saddles stock-car driver Steve Grayson with a huge bill for back taxes which hampers his ability to continue racing competitively.Poor bookkeeping saddles stock-car driver Steve Grayson with a huge bill for back taxes which hampers his ability to continue racing competitively.