Summary: Pennsylvania could be a critical milestone in any path to victory during this presidential contest. Daniel Bush is on the ground in the swing state, and he joins Judy Woodruff to discuss why Philadelphia and its surrounding suburbs are so important to both candidates, how local election officials are preparing for the vote count and when we might have an understanding of the state's results. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
