Buoyed by repeats of CSI, Everybody Loves Raymond and Becker, CBS won the ratings race last week among total viewers. But reality programming continues to be the summer success story: NBC's Dog Eat Dog and Meet My Folks, Fox's American Idol and CBS's Big Brother 3 all finished in the top 10. In the category of viewers 18-49, Meet My Folks and American Idol tied for No. 1.