there's uncertainty how it'll play out on the debate stage with civilians watching questions. and millions watching at home. we have a preview of what might happen. trump appearing with bill clinton accusers a little while ago with cameras rolling. we're told the women will be in this debate hall tonight. trump has threatened to make bill clinton's infidelities an issue in this debate. the clinton camp says if this is how trump wants to run his campaign, it's his choice. now let's take a look at how the town hall style debate will work tonight. viewers will see trump on the left, clinton on the right. they'll have stools to sit in, but they can move around. they can take questions from uncommitted voters as they stand. about 40 voters were chosen to be on stage. cnn's anderson cooper is moderating along with martha raddatz of abc news. they'll work different sides of the auditorium, determining