Decision 2024 October 24, 2024 5:17 pm Bob Casey, Dave McCormick speak out amid tight battle for Pa. Senate Democratic Sen. Bob Casey and his Republican challenger Dave McCormick both spoke with NBC10’s Lauren Mayk amid a tight battle for Pennsylvania senate. US & World Videos 2:24 Harris stopped at a barber shop, bookstore and Puerto Rican restaurant in Pa. 2:17 Democratic, Republican candidates hit the campaign trail hard in Pennsylvania 3:24 Gov. Tim Walz makes campaign stop in Philadelphia 2:28 Inside look at a Philadelphia warehouse where mail-in ballots will be processed 2:31 First-time voters, disasters, & climate change could decide this election