K2J Fitness runners will be back in Hopkinton for the 2019 Boston Marathon. Here is a little K2J Fitness Boston History. We start 16 years ago, pre-K2J Fitness but these were all K2J runners they just did not know it yet! Boston 2003 Robert Kipkoech Cheruiyot was the men's winner in 2:10:11. The women's winner was Svetlana Zakharova in 2:25:20. The race started at noon back then and there were no waves. There were 17046 finishers, Males - 10737, Females - 6309 and the averag