Arsenal are preparing to welcome Southampton to the Emirates Stadium in the final game before the International break, in what they hope will be a straightforward fixture. Southampton are currently 19th in the Premier League, having lost five of their opening six matches, with manager Russell Martin already under huge pressure. Arsenal have had a tough run of fixtures, but remain unbeaten despite facing Tottenham Hotspur, Manchester City and Paris Saint-Germain in recent weeks, with several key injuries within the squad. The international break should allow some players to return, whilst those…