San Francisco it’s 22nd Annual AIDs Walk today. In the crisp morning fog, thousands of people gathered to walk at Sharon Meadows in Golden Gate Park. They then traversed a 6.2 mile course through the park and back to Sharon Meadows. The walk brings out all sorts of people, young and old. Dogs come with their owners as moral support. Walkers come individually or in teams. Some come in costume or carry signs. The pledged donations will be used locally….