If you're able to go above and beyond to help us during this important time, please consider making an additional financial contribution. Click here to contribute. A group of retired and working nurses in Green Valley is eager to roll up their sleeves and help out with the coronavirus vaccine distribution, but volunteers are only mobilizing in Tucson for now. Lynne Severe is part of the RN Group of Green Valley. She said there are about 150 members, and many of her fellow nurses are eager to help with the vaccine rollout. But so far, they hadn't found much of a reception.