As the coronavirus death toll climbs in the U.S., the University of North Carolina is telling their undergraduates to return home after about 130 students tested positive for the virus. Mireya Villarreal has the latest. Source

Some schools across the county have now resumed in-person classes without a mask requirement and it’s making many students concerned for their health. Mark Strassmann reports for CBS News’ series “The New Normal: Back to School.” Source

Michelle Obama will give the keynote address on Monday night. Source

In California, an outbreak of wildfires is threatening thousands of homes amid scorching heat. In some areas, thick smoke is making the air dangerous to breathe. Jonathan Vigliotti takes a look. Source

Aesha Ash has made a career breaking barriers in the world of ballet. Now, she’s doing it again, but this time as the first Black female permanent faculty member at New York City’s School of American Ballet. Elaine Quijano shares her story. Source

Aesha Ash is inspiring students like Eunhye Darbouze who said seeing a person of color at the head of the class makes all the difference. Source

Speaker Nancy Pelosi announced the House will hold an emergency session to try and reverse moves made by the Trump administration that have led to delays in mail delivery nationwide. This comes as the Postal Service warns all 50 states and the District of Columbia it can’t ensure mail-in ballots will be delivered in time to be counted this November. Nancy Cordes reports. Source

The University of North Carolina at Chapel Hill on Monday moved all of its undergraduate classes online after 130 students tested positive for the coronavirus in the last week. Source

Here’s a look at the top stories making headlines on the “CBS Evening News with Norah O’Donnell.” Source

Joe Biden will formally accept the Democratic nomination for president Thursday night and Kamala Harris will accept the nomination for vice president Wednesday. Source