Jon Huntsman billed himself as the Harley-riding, mild-mannered candidate of civility. But his moderate positions never registered with Republican primary voters and left him languishing in the polls.
Huntsman, 51, ended his bid for the Republican presidential nomination Monday after struggling to keep pace in a largely conservative field. He also failed to distinguish himself as the Mitt Romney alternative, unable to escape the shadow of the other millionaire former governor and Mormon in the race.