A thirty-two-year-old Coweta County man was charged with marijuana possession and DUI for drugs in the early morning hours of Wednesday.  Summerville Police stopped William Brandon Keheley of Newnan, Georgia at a service station on Commerce Street in Summerville around 4 AM.  Officers found a green leafy substance, wrapped in cellophane and Keheley admitted to the substance being marijuana.  He was booked into the Chattooga County Jail on misdemeanor marijuana possession and driving under the influence charges.