An accused murderer has gotten a new lawyer after the public defender’s office revealed it was already representing 10 witnesses that prosecutors plan to bring against him at trial.The defendant, Chad Ray Thompson, 33, has been appointed the legal services of Winchester-based attorney Bob Peters. The appointment was made by Circuit Court Judge Bart Stanley during a public defender’s request to be relieved of defense of Thompson.The defendant faces first-degree murder charges for the death of his cousin, Tracy A. Martin, 38, whose body was found on the banks of the Collins River just before Thanksgiving last year. Lawmen have not revealed specifics of the case, but it is believed Martin was killed during a robbery.