The American Red Cross is calling for blood donors this weekend in Danbury. A blood drive sponsored by Knights of Columbus McGivney Council 29 will be held on Saturday from 9 to 2 at St Joseph Church Hall, 376 Main Street. Appointments are encouraged. Donors can call 1-800-RED CROSS or visit RedCrossBlood.org and enter KOC to schedule. Donors who give between January 1 and 25 are also eligible for a Super Bowl LX trip drawing.