Question: Former New Mexico Governor Gary Johnson and former Massachusetts Governor Bill Weld were the mominees for Libertarian Party presidential primaries, 2016; When was the last time a presidential ticket consisted of two state governors? 
Sentence (from "Libertarian Party presidential primaries, 2016"): The party's nominee for the 2016 presidential election was chosen directly by registered delegates at the 2016 Libertarian National Convention, which ran from May 26 to 30, 2016.
Relevant evidence: No