Volunteers came from throughout the Four Corners to help, including several people with Farmington connections.
The search led by the La Plata County Sheriff's Office was fanning out along Florida Road, and stretching to Vallecito and Lemon reservoirs, near where Dylan was last seen.
Searchers are looking for any clues that might lead them to Dylan. Investigators have uncovered little evidence since his father, Mark, reported him missing.
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