Reese Witherspoon Gallery (photo 0052540)

Reese Witherspoon kicks off the Avon Walk For Breast Cancer San Francisco after celebrating the 5th Anniversary of the Avon Comprehensive Breast Center at San Francisco General Hospital on May 11, 2009 in San Francisco, California. 5th Anniversary Of Avon Comprehensive Breast Center At SFGH San Francisco General Hospital San Francisco, CA United States May 11, 2009 Photo by Kevin Mazur/WireImage.com