Arsenal are already preparing their plans for the January transfer window. The Gunners had a decent summer. They signed David Raya, Mikel Merino and Riccardo Calafiori on permanent deals, while Raheem Sterling and Neto were brought in on loan. Those signings solved most of Arsenal’s problems, but the one issue that still remains is that they don’t have a prolific goalscorer up front. That could be addressed when the January transfer window opens. Arsenal start talks with Jonathan David’s agentsJonathan David has been a target for Premier League clubs for a long time. The 24-year-old, who has b…