Was it his debate performance or his campaign style?

He had a great resume and a fairly solid conservative record, but was found lacking after a series of embarrassing debate performances.

A good debate performance by Perry this month could change all that.

Perry has to convince voters to take a second (or third, or fourth) look at him tonight with a strong debate performance.

John McCain turned in what I thought was his worst debate performance to date.

For example, participants who interpreted a candidate's debate performance in a neutral rather than partisan way were more likely to profit.

By 1978, he was able to joke about his debate performance.

Another critical event in the Brown surge was his debate performance on January 11.

Ford managed to close the gap near the end of the campaign by having some good debate performances (among other things).

How he deals with both of those will make or break his debate performance.