March begins Monday, and it could bring with it a boatload of COVID-19 vaccine doses in Virginia. The state could receive as many as 431,000 or more total doses of vaccine, state vaccine coordinator and Henrico Health Department Director Danny Avula said during a press briefing Friday afternoon. Those doses would break down thusly: • 180,000 total first doses from Moderna and Pfizer; • 130,000 total second doses from the two companies; • 52,000 first doses for use by CVS, Walgreens, Walmart, Kroger, Food Lion and a number of other partner pharmacies statewide; •  69,000 doses of the new one-dose...