The battle for the House: All 435 seats up for grabs in a critical election year

Republicans hold a slim majority as the race for control of the House heats up. Only 25 seats are considered toss-ups and Democrats face a tougher path to reclaim the majority. Congressional correspondent Scott MacFarlane shares what's at stake.

The battle for the House: All 435 seats up for grabs in a critical election year
Republicans hold a slim majority as the race for control of the House heats up. Only 25 seats are considered toss-ups and Democrats face a tougher path to reclaim the majority. Congressional correspondent Scott MacFarlane shares what's at stake.