Southampton could be left with no choice but to move on from a player who has remained a target all summer with weeks of the transfer window remaining. Russell Martin has been working hard with the Southampton hierarchy to identify potential signings ahead of the club’s return to the Premier League. So far, that has seen eight first-team arrivals at the club, but Martin is still keen to add more. The forward areas are looking particularly light currently after the defence was prioritised early in the transfer window. The Saints need at least an attacking midfielder and improved options in the …