GOP incumbent walks line in PA on supporting Trump
Clip: 10/23/2016 | 9m 44s
Even if Hillary Clinton wins the White House, she could face difficulties on Capitol Hill, if Republicans continue to control the House of Representatives and Senate. One of the most vulnerable Republican incumbents is Sen. Pat Toomey of Pennsylvania. NewsHour Weekend Special Correspondent Jeff Greenfield went to the Keystone State to look at Toomey's challenge.
Aired: 10/23/16
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