Paul Merson was amazed by one Arsenal player’s passing against Liverpool at the weekend, noting that Mikel Arteta’s decision to play him was a masterstroke. The Gunners picked up a huge victory in the Premier League title race. Goals from Bukayo Saka, Gabriel Martinelli and Leandro Trossard gave them a 3-1 victory to move to within two points of the summit. Mikel Arteta made a couple of surprising selection decisions ahead of the game. Kai Havertz started up front instead of Eddie Nketiah. And Arteta opted for Jorginho in the middle of the park alongside Declan Rice. Paul Merson praises Mikel …