By Randy Ellis Staff Writer rellis@oklahoman.comThe lone black judge on the Oklahoma Court of Criminal Appeals has rebuked Presiding Judge Gary Lumpkin for repeatedly quoting a murderer's use of the "n" word in a published opinion. The opinion, released Friday, upheld the Tulsa County conviction of Charles Gustaves Johnson Jr., 71, in the 2013 murder of Duchone Whitworth. "I concur in the decision reached by the court in this matter.Read more on NewsOK.com