There's an emergency need for blood and plasma donations -- here's how you can help

MILWAUKEE (CBS 58) -- We continue to see COVID-19 cases reported across the country and the world. As cases rise, the need for convalescent plasma donations rises as well. Right now, there is an emergency need. 

CBS 58 was joined Wednesday morning, Dec. 23, by Cliff Numark with Vitalant, to talk about what exactly is convalescent plasma, and why is the need so great right now.