LA PLATA COUNTY - Wednesday marks one month since a 13-year-old boy went missing in southern Colorado.
Authorities and volunteers have been searching heavily for Dylan Redwine.
The La Plata County Sheriff's Office says they have covered an area from Durango to Vallecito.
Dylan was last seen wearing a black T-shirt and a Duke Blue Devils baseball cap.
The boy's father says he left his son at his Vallecito-area home while he ran errands.
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