"Dmytro was a man who had a big heart," says Maxim Cherepivskiy, quarterback for the Kyiv Capitals."He was a cool athlete, a great doctor and a good friend. He was a leader on the field and in life."Serbin, 49, helped teach Cherepivskiy the game, and the pair became good friends as Cherepivskiy emerged as a key figure in the Kyiv Capitals team.