Medics compete in ‘Goofy’s Challenge’ Published Feb. 3, 2011 By Steve Pivnick 81st Medical Group Public Affairs KEESLER AIR FORCE BASE, Miss. -- Yekaterina Karpitskaya and Christopher Johnson participated in the Walt Disney World Marathon "Goofy's Challenge" in Orlando, Fla. A half marathon took place Jan. 8 and the full marathon Jan. 9. Karpitskaya, an 81st Surgical Operations Squadron orthopedic surgeon, was among 23,000 runners completing the half-marathon and 17,000 who finished the full marathon. Karpitskaya's time in the half-marathon was 1:55:38 (2,267th overall, 587th among all women and 117th in her age group) and 4:14:31 for the full marathon (3,069th overall, 817th among all women and 162nd in her age group). In the military category, she was 16th out of 193 runners in the half marathon and 18th out of 40 in the full marathon. Johnson, a nurse in the 81st Inpatient Operations Squadron, ran in the half marathon, placing in the top 5 percent overall and top 9 percent in themalemilitary category with a time of 1:45:30.