Arsenal came from behind to beat Southampton 3-1 after Mikel Arteta made several changes, but one of them was forced. Some questioned why Arteta brought Raheem Sterling and Gabriel Jesus into the starting lineup, which somewhat disrupted Arsenal’s attacking flow, as he made three changes to the team which started the last two matches. Gabriel Martinelli and Leandro Trossard dropped to the bench, with Kai Havertz moving into midfield, but Arsenal improved as the pair came on and Havertz started thriving as a centre-forward. Bukayo Saka was one of the key stars of the show as he was involved in …