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Wendy Davis defends controversial attack ad

Flanked by a pair of supporters in wheelchairs, Wendy Davis defended a controversial attack ad that has roiled the race for Texas governor.

Texas democratic gubernatorial candidate Wendy Davis speaks during a stop at Palo Alto College, Aug. 26, 2014, in San Antonio, Texas.s
Texas democratic gubernatorial candidate Wendy Davis speaks during a stop at Palo Alto College, Aug. 26, 2014, in San Antonio, Texas.AP

Zachary Roth