An estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

An estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

An estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

An estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

A man adds a pair of pink ribbon sunglasses to his outfit as he joins an estimated 12,000 people in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

An estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

Carol Moriarty, co-founder of the Beverly Breast Cancer Walk, kicks off the event at Ridge Park in Chicago Sunday, May 13, 2012. | Brett Roseman~Sun-Times Media

People sign banners at the Beverly Breast Cancer Walk Sunday, May 13, 2012. | Brett Roseman~Sun-Times Media

A family wears matching shirts as they join an estimated 12,000 people in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media

Pink ribbons are tied around trees on Longwood Drive as an estimated 12,000 people participate in the 13th annual Beverly Breast Cancer Walk Sunday, May 13, 2012, which is expected to raise $500,000 for the benefit of Little Company of Mary Hospital. | Brett Roseman~Sun-Times Media