Don Pellmann of Santa Clara, California, turned 100 in August 2015. In his first track meet in two years, he set five world age-group records Sept. 20, 2015, at the San Diego Senior Olympics. Competing at San Diego Mesa College, he became the first centenarian to record marks in the long jump and high jump and also lowered the listed 100-104 world records in the 100-meter dash, shot put and discus. For details, see Times of San Diego at http://timesofsandiego.com/sports/2015/09/20/dash-of-history-100-year-old-sets-5-world-records/