President Trump gives Democrats a rare opportunity

After eight years of Barack Obama, the GOP has the White House, the Congress and state houses around the country. The Democratic Party's in trouble. But there is a potentially powerful new asset: grassroots rebellion against President Trump. The question is, can the Democrats figure out how to use it? All over the country, angry voters are looking for action and volunteering for local and state jobs, as leaders meet this weekend to choose a new Chair. But factions have developed to support different candidates. Will the Democrats overcome their notorious divisions or fall to fighting among themselves?