The Carabao Cup could represent a welcome reprieve from Premier League action for Russell Martin and Southampton as they travel to face Everton on Tuesday. Southampton have lost all four of their Premier League games so far this season, with the latest being Saturday’s 3-0 defeat to Manchester United. Russell Martin made four changes to the side that also lost to Brentford, as well as changing from a back three to a back four, but it was ultimately unsuccessful despite a strong start. The only game the Saints have won so far this season was in the Carabao Cup as a completely rotated side beat …