New York , for example , offers a few disastrous precedents : Al DelBello , Mr. Cuomo 's lieutenant governor in his first term , simply walked out because he was bored ; Lt. Gov . Mary Anne Krupsak opposed Gov . Hugh Carey in the primary in 1978 ; and in 1998 , Lt. Gov . Betsy McCaughey Ross went so far as to change parties to run against Gov . George Pataki .