The American Red Cross is calling for donors of all blood types, especially those with type O blood, to race to give blood and help refuel the blood supply.

This spring, the Red Cross is teaming up with INDYCAR to urge people to help keep the blood supply on track by donating blood or platelets.

As a thank you, those who come to give blood or platelets April 1 to 15 will be entered to win a VIP trip…