Even if one of Bob Baffert's myriad excuses for a positive drug test at the Kentucky Derby somehow passes muster -- to hear him tell it, he's the innocent victim of A) cancel culture pervading the nation, B) a groom who relieved himself in the barn, C) a veterinarian who prescribed the drug in question, or D) the dog ate his homework, we presume -- there is no chance of him getting his reputation back.