With three games left of the Championship season and Southampton five points off second, the play-offs seem the most likely outcome for the south coast club. There is a glimmer of hope, as manager Russell Martin still has to take his side to Leicester City and Leeds United in first and third before the season concludes. However, the 2-1 defeat away at Cardiff City on Saturday was a huge blow to any hopes Southampton had of sneaking into the automatic promotion spots. Not only did the Saints lose that game, but they also saw 32-year-old Stuart Armstrong carried off on a stretcher with what is a…