change peach by the espeech by month. >> the president was able to turn pennsylvania red for the first time since 1988. president trump is heading back to pennsylvania on monday, right? >> reporter: that's right. joe biden will be here in philadelphia and on monday president trump will be in a northwest part of this state bringing his own pitch here to pennsylvania. this was a state that was critical to his victory. one that democrats lost to donald trump back in 2016. it's also a state where joe biden sees an opening. earlier this week there was a poll here that found that in a head to head match up biden would beat president trump 53-42%. that's something that biden and his team will be focusing on placing a lot of emphasis here in the state. biden was born in scranton, pennsylvania. he served next door in delaware.