Sport Republic spent the summer trying to assemble Russell Martin a squad of players capable of keeping Southampton in the Premier League. Southampton signed 14 first-team players, with one of the most significant pieces of their summer business perhaps being keeping Kyle Walker-Peters at the club amid interest from West Ham and Tottenham. Russell Martin has kept the core of the side that got Southampton promoted together and placed his faith in those players in the first three games of the season despite the influx of arrivals. However, after three defeats from three since returning to the Pr…