With fewer than 80 days before the midterm elections, dissatisfaction with the economy is one reason Democrats are bullish on their chances to take back control

With fewer than 80 days before the midterm elections, dissatisfaction with the economy is one reason Democrats are bullish on their chances to take back control of Congress. But the party itself is in a fight for its future. @​ABC News' @​martharaddatz reports. [▻](https://video.twimg.com/amplif…