The Berkshire Ultra Running Community for Service played host to the fourth annual Free to Run Trail Races on Saturday, Sept. 15, 2018, at Pittsfield State Forest.

The photos on this page are by Chris Wristen of MassUltra.com. These and additional photos are on the MassUltra Facebook gallery for the Free to Run Trail Races.

Additionally, be sure to check out a lot more photos from the races in Ben Kimball’s photo gallery.