Canseco Warns A-Rod: "I've got the ace in the hole, and he knows it."

From the Daily News (hat tip to WasWatching.com ): It's been a week, of course, since an obscure blog first reported on the juicy parts of "Vindicated." It's been a week since fans learned of Canseco's claims that he introduced A-Rod to a steroid dealer, and that the third baseman returned the favor by trying to sleep with Canseco's then-wife. Canseco is still reveling in the discomfort ... [link]