Pennsylvania\u2019s largest teachers union calls for schools to close in counties with rising coronavirus cases. Penn State\u2019s Journey Brown ends his football career after being diagnosed with a heart disease. President Donald Trump\u2019s campaign wants more than 2,000 mail-in ballots declared defective in Bucks County. The promising Pfizer coronavirus vaccine wouldn\u2019t be possible without two University of Pennsylvania scientists.\nSubscribe to PennLive.com by going to\xa0pennlive.com/digitalsubscription/inline.\n See acast.com/privacy for privacy and opt-out information.