Crime Stoppers is asking for help in solving a killing that occurred July 2, 2010.
According to police, Antonio Taylor was shot in the head about 12:44 a.m. at his home at 3838 Juandale Trail.
Taylor's cousin was sleeping on the couch and woke to the sound of gunfire. He found Taylor lying on the floor.
Police believe the killer had been in the garage and shot Taylor through the door from the garage into the house.
After six months of intense investigating, there are still many unanswered questions and no leads on suspects, police said.
Anyone who has information is asked to make a confidential call to 423-698-3333. Information that leads to an arrest and conviction could earn the caller a $1,000 cash reward.