A man convicted in a brutal murder four years ago in southwestern Nova Scotia is asking the province's highest court to grant him a new trial.

The lawyer for Robert Charles Rogers appeared Tuesday before a three-member panel of the Nova Scotia Court of Appeal.

Nicholas Fitch argued that the judge at Rogers's trial failed to properly instruct the jury on evidence from one of the witnesses.

Rogers was one of three men charged in connection with the death of Colton Cook, who was shot and stabbed in S…