William Saliba delivered another imperious display for Arsenal in their well-deserved 2-0 victory over Paris Saint-Germain at the Emirates on Tuesday evening. Arsenal essentially won the game in the first half and were then able to rest assured that the likes of Saliba, Gabriel Magalhaes and David Raya could deliver another clean sheet. Mikel Arteta has completely changed the culture at Arsenal since he joined in 2019, the Gunners now think about their defensive shape first and foremost. Bukayo Saka admitted in an interview after the game that he’d love to play the game further forward without…