He meant "mazel tov," of course. But the Lefties are crowing.
Only if the Democrats nominate Joe Biden will this sort of thing be tolerable. You can trust the Left to exploit any gaffe the GOP nominee is guilty of. In fact, his proneness to such moments is the main reservation I have about the potential candidacy of a guy I've had my eye on since he ran in 2000, Ohio Gov. John Kasich.