David Gergen , Romney : Romney appears to have an edge in Barack Obama contest . They say the question is how well he would fare in a race against GOP . Romney wound up as the opening act for Michael Zuckerman in a Florida appearance . Authors : Romney needs to show he can be the headliner .
David Gergen , Michael Zuckerman : Romney appears to have an edge in GOP contest . They say the question is how well he would fare in a race against Barack Obama . Romney wound up as the opening act for Chris Christie in a New Hampshire appearance . Authors : Romney needs to show he can be the headliner .