FILE - In this Sept. 3, 1972, file photo, Lasse Viren, of Finland, celebrates his world-record, gold-medal winning run in the 10,000-meter event at the Summer Olympics in Munich. Viren fell during the race's 12th lap, but popped back to his feet and eventually won a sprint to the finish. Viren's comeback is considered one of the all-time greatest in sports history. (AP Photo, File)