Kamala Harris accepted the nomination for vice president last night on the third night of the country's first virtual Democratic National Convention. Plus, what we're watching for during the Senate hearings on the United States Postal Service. And, the pandemic threatens to chip away at employment among workers over the age of 55. Guests: Axios' Margaret Talev, Sara Fischer, Alayna Treene, Erica Pandey and Joann Muller.Credits: "Axios Today" is produced in partnership with Pushkin Industries. The team includes Niala Boodhoo, Sara Kehaulani Goo, Carol Alderman, Cara Shillenn, Nuria Marquez Martinez, Naomi Shavin and Alex Sugiura. Music is composed by Evan Viola. You can reach us at podcasts@axios.com.Go Deeper: Virtual conventions make TV debut The pandemic's toll on older workers