The second and final debate was a study in contrasts from the first. One thing that didn't change, though, was President Donald Trump's attempts to make former Vice President Joe Biden out as a corrupt and incompetent extremist. The plays that worked against Hillary Clinton, and may have worked against Bernie Sanders, have shown few signs of effectiveness against Biden. Biden sought to bring the conversation back to bigger issues and called Trump "confused": "He thinks he's running against somebody else." Learn more about your ad choices. Visit