Walker County detectives and Georgia Bureau of Investigation agents are investigating a homicide on Halloween night at 1694 Johnson Road in Chickamauga. A 911 call was received around midnight last Thursday, leading deputies to discover Dakota Austin Bottomlee, age 25, shot at the residence. Law enforcement has been working to identify two men who were reportedly with Bottomlee at the time of the shooting, and investigators urge anyone who heard shots between 9-11 p. m. on Thursday to contact Detective Daniel Stephenson at 706-670-1938 or leave a tip at www.walkerso.com, or the Georgia Bureau of Investigation at 1-800-597-TIPS (8477).