percentage points. conor lamb is leading by a few hundred votes. same time there was a congression congression congressional vote. democrats didn't bother running somebody and that somebody looks like he's going to win. >> the president was in this part of pennsylvania over the weekend. did his presence in pennsylvania or even just his presence, period, is it an asset? is it a liability? >> i think it depends on the district. in this district his approval rating is equal to his disapproval rating. i don't think he changed very many votes. polling average had conor lamb up two percentage points. looks like he will win a little less than that. perfectly normal error. the president's approval rating nationwide is around 40%. he is a liability in many more districts than he is helpful in. >> so quickly you wrote when parties do well in special