And they change the life, not only of the child who receives the vaccine, but the person who helps to make it happen.  Rotarians are working in some of the most difficult and stress-ridden areas of the world to make sure that children will grow up strong and healthy.  Read about one Rotarian's efforts to make a difference by travelling to Nigeria to vaccinate children against polio.  http://blog.rotary.org/2014/04/18/al_bonney/Image