Celebrate the oft maligned black fly by running with them at the height of black fly season in Maine, and support the Vose Library at the same time! This race is a 5k out-and-back from The Pour Farm Brewery to the Vose Public Library in Union. Walkers are welcome! Registration includes tee shirt (before May 18) and free post-race pint of beer at the brewery (or non-alcoholic drink for runners under 21). Chip timed.