OKLAHOMA CITY – The American Red Cross has issued an emergency call for blood donors to give now to prevent a shortage from continuing throughout winter. The Red Cross collected more than 27,000 fewer blood donations the weeks of Christmas and New year’s than needed to sustain a sufficient blood supply. During this time, about 1,350 fewer blood drives were hosted by volunteer sponsor groups than required to meet patient needs. Officials say busy holiday schedules kept many donors away. […]