PBS Newshour - 45x168 - August 21, 2020- Followmy.tv

Friday on the NewsHour, the U.S. postmaster general testifies before the Senate amid rising concerns about mail delivery as the election approaches. Plus: Joe Biden accepts the Democratic Party’s presidential nomination, Lebanon struggles in explosion aftermath, ask us about voting by mail, Shields and Brooks, remembering people lost to the pandemic and the history of masks as medical protection.