Boston, MA — The annual Charles River One Mile Swim took place on Sunday June 15th with 103 participants, a more than fifty percent increase over the previous year’s field size. “The swim was excellent! I had the best time swimming in the Charles River, the water temperature was perfect,” commented swimmer Guillermo Nuñez. Overcast skies withheld long enough to launch the race at 8am. By the time the first swimmers had completed the course, just twenty minutes later, a light drizzle turned into a deluge which necessitated the cancellation of the post-race awards ceremony. It was an unusually cold morning for even New England and many swimmers were overheard…