Republicans booed and walked out on two former Capitol police officers at the Pennsylvania statehouse, and a former GOP pollster was disgusted by that display of antipathy to American democracy. GOP legislators jeered Harry Dunn and Aquilino Gonell, who have each testified publicly about their violent clash with Donald Trump supporters who stormed the Capitol on Jan. 6, 2021, and CNN contributor Sarah Longwell was dismayed by their rude reception. “They weren’t just defending democracy, they were defending the legislators who are at the Capitol that day who had a mob sicced on them,” Longwell …