 are reportedly calling for President Biden to drop out of the race. This as the president hit the campaign trail in the battleground state of Pennsylvania Sunday. The president told supporters at the campaign site in Philadelphia the key to the election remains engaging with voters on an individual basis. They want to know we care. There's nothing letting someone know you care like knocking on the door and saying, my name's so-and-so, I'm here for Joe Biden. Is there anything, what do you need?