The national blood supply is low, empty shelves signal foreboding at food banks and vulnerable communities are at risk.As coronavirus spreads across the U.S., people are worried about keeping their families safe. But, what about your fellow man? For people in need, dealing with coronavirus is an added stress.The organizations that support them are asking for help in this time of uncertainty. Some are facing serious challenges as the virus spreads, while others are coming up with creative ways to anticipate their needs.This is how you can help.There is a serious need for blood More than 600 blood drives across the country have been canceled due to coronavirus concerns, the American Red Cross said Friday. That’s about 18,000 blood donations that were never made.”In my 31 years, I’ve not been as concerned about what could happen to the blood supply as I am now simply because of the degree of