Running back Trevor Etienne, who has been counted upon to be a major force in Georgia’s football season after transferring from Florida, was arrested early Sunday in Athens, Georgia, on a charge of driving under the influence, according to news reports. Etienne, 19, is the younger brother of Jacksonville Jaguars starTravis Etienne. He was booked at the Athens-Clarke County Jail at 4:35 a.m. and later released after posting nearly $1,900 bail, according to the New York Post, which cited jail records. In addition to a DUI charge, he faces charges of reckless driving, failure to maintain lane/imp…