Biden selects Kamala Harris as running mate, some schools are already flunking COVID-19 safety tests, and late civil rights activist Mimi Jones on fighting for justice in the pool.
NBC Nightly News with Lester Holt
Miscellaneous
Biden selects Kamala Harris as running mate, some schools are already flunking COVID-19 safety tests, and late civil rights activist Mimi Jones on fighting for justice in the pool.
