A "significant amount of work" has been carried out as part of a reinvestigation into the unsolved murder of a banker more than 20 years ago, a police chief says.

Father-of-two Alistair Wilson, 30, was fatally shot on the doorstep of his home in the Scottish Highlands on 28 November 2004.

He later died in hospital and the crime remains unsolved.

Image: Forensic teams at the scene of the shooting. Pic: PA

Scotland's top law officer, Lord Advocate Dorothy Bain KC, ordered a complete reinvestigation into the cold case last year.

The probe - named Operation Sabine - is headed by a new team of Police Scotland officers and Crown Office prosecutors.

Chief Superintendent Suzanne Chow, who is leading the operation, said: "We have a team of 37 officers and staff dedicated to this investi

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