The backup offense is about to suffer another blow with news surfacing Thursday that running back Sammy Morris faces a four-game suspension to open the regular season. Morris, who started against the Rams before leaving the game with a foot injury, reportedly tested positive under the NFL's steroid and related substances policy. http://www.sun-sentinel.com/sports/football/pro/dolphins/sfl-831dolphins,0,2025173.story?coll=sfla-dolphins-front