Milwaukee County Sheriff David Clarke is a spokesman for Valvoline, telling us to be careful out there, or something.
Where does it end?
We've already seen Bob Dole pitching Viagra.
John McCain for Poligrip?
Alberta Darling for Botox?
Jim Sensenbrenner for FrequentFlyer.com?
Charlie Sykes for Suave Max Hold?
Roger Breske for Budweiser?
Hillary Clinton for Testarol?
Nominations welcome. The meaner the better, obviously.