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

Those who donate blood by Saturday, July 31, will receive a $10 Amazon.com gift card via email.

The following are the blood donation opportunities for Toledo residents:

•UAW Local 14, 5411 Jackman Road, Saturday, July 24, 10 a.m. to 3 p.m.

•Teamsters Local 20, 435 South Hawley Str…