Can the GOP Wrestle Senate Control From Democrats?

The transcript discusses the momentum Republicans have leading up to the midterm elections, with polling data suggesting they are in a strong position. Key Senate races, such as those in Iowa and New Hampshire, are analyzed, with predictions of Republican gains. The potential government dynamics post-election are speculated upon, considering the challenges Republicans might face even if they gain control. The President's influence in governor races is also examined, focusing on efforts to boost voter turnout in blue states.

What challenges do Republicans face if they gain control of both chambers of Congress?

What role is President Obama playing in the governor races according to the text?