https://www.bbc.com/sport/rugby-union/68495361   Scotland face Italy in their penultimate Six Nations match at the Stadio Olimpico in Rome on Saturday. Gregor Townsend's side have an outside chance of pipping Ireland to the title but finishing second for the first time in the Six Nations appears to be a more realistic target. Duhan van der Merwe scored a hat-trick of tries as Scotland beat England two weeks ago to retain the Calcutta Cup. The winger needs one try to matc