brian yoenis live in our new york city newsroom. brian. >> yeah, like you said, according to the american red cross, over all 33 states and washington, d.c., have had blood drive cancellations. that's because of the bad weather this month. that's a big deal. every two seconds someone in the u.s. needs blood. more than 41,000 blood donations are needed every day. the wintery mess and freezing temperatures keeping potential donors at home causing 33,000 lost blood and platelet donations. that's equivalent to if the red cross had closed its doors. especially those with type o negative blood. a universal blood that can be used in emergency situations when a patient's blood type is unknown. with more snow expected tomorrow, the new york blood center is trying to make sure area hospitals are stocked. >> the snowstorm hit on wednesday and we lost pretty much all of the donations on wednesday. the storm just before that we had lost donations and blood drives were canceled so we're really in catch up mode and we put the word out and donors re