9:00am-3:00pm | South Building Discovery Room. This blood drive will be part of the Mayor’s Cup competition, in which the seven cities compete for the most donations during the summer months! Help save lives by giving blood at our next blood drive. For the safety of everyone, participation is by appointment only, booked through the American Red Cross website. For a speedier check-in, visit RapidPass on the day of but prior to the time of your appointment. Photo Description: Arm of blood donor hooked up to machine during previous blood drive.