Will Wednesday night’s debate have much to offer the dwindling band of undecided voters who could well determine the outcome of the presidential election? Aside from predictable moments of combat, can they expect anything to help make up their minds?
That will be up to the third person on stage, PBS’ unflappable Jim Lehrer. He’ll be trying to get the candidates to focus on issues, but that doesn’t mean it will be easy. Here are three questions I hope Lehrer will ask -- and, if he doesn’t get an answer the first time, ask again:

