Tommy Seymour bags treble and Scotland score eight tries in rout of Fiji

• Scotland 54-17 Fiji• Dell, Brown, Maitland, Ritchie and Hastings also score triesGregor Townsend believes Scotland will have to improve on their performance in the eight-try demolition job on Fiji if they are to stand any chance of halting South Africa next week. The Scots were utterly ruthless as they blew the Pacific Islanders away 54-17 at Murrayfield.Tommy Seymour grabbed a hat-trick and Allan Dell, Fraser Brown, Sean Maitland, Jamie Ritchie and Adam Hastings also pounced as the Dark Blues made it 10 wins from their last 11 games in Edinburgh. Related: England 15-16 New Zealand: rugby un…