Senators' Jason Robertson trade hopes might've taken their final twist originally appeared on The Sporting News. Add The Sporting News as a Preferred Source by clicking here.The Dallas Stars and Jason Robertson haven't reached a conclusion yet.The restricted free agent, lingering in a sort-of-available state, seemed like he could get traded or sign an offer sheet elsewhere.The earliest name put out there for this pursuit was the Ottawa Senators. After giving up Brady Tkachuk, it seemed like they might take a big swing for a player who last season had 45 goals and 51 assists.Instead, it seems Robertson may not be going anywhere.The latest report from Sportsnet's Elliotte Friedman indicates that Robertson is planning to file for arbitration with Dallas.MORE: Alex Ovechkin finally decides on