Sharon Ann Maloney, often known as "Sam" and a frequent presence on backsides for the past 50 years, passed away Thursday, Oct. 1, in Warrenton, Va., after a battle with cancer. She was 73. Maloney worked as a groom and exercise rider in her 20s, particularly for trainer Willard Proctor in California, before returning to her home state of Virginia to concentrate on breaking yearlings. Maloney spent summers in Saratoga, including decades working at the barn of H. Allen Jerkens. In her home state, she worked for trainer Barbara Graham...