Some districts in Philadelphia are extremely blue. 59 districts there had 0 votes for Romney in 2012: https://www.inquirer.com/philly/news/politics/20121112_In_

Some districts in Philadelphia are extremely blue. 59 districts there had 0 votes for Romney in 2012: https://www.inquirer.com/philly/news/politics/20121112_In_59_Philadelphia_voting_wards__Mitt_Romney_got_zero_votes.html https://www.inquirer.com/philly/news/politics/20121112_In_59...