The Medford Public Library introduces its new Bimonthly Biographies Book Group, which will be offered the first Wednesday of every other month at 7 p.m. via Zoom. Being discussed today is "All the Blood Runs Red: The Legendary Life of Eugene Bullard--Boxer, Pilot, Soldier, Spy," by Phil Keith with Tom Clavin. The book tells the incredible story of the first African American military pilot, who went on to become a Paris nightclub impresario, a spy in the French Resistance and…