Pawel Ziemonczyk, the agent of Jakub Kiwior, has now spoken out amid reports the defender is eager to leave Arsenal with AC Milan showing an interest in his transfer. The 23-year-old only came to Emirates Stadium from Spezia last January as Arsenal moved to improve Mikel Arteta’s backline. But Kiwior has struggled to establish a prominent spot in the Spaniard’s team. Kiwior has started in just 14 of the Poland star’s 24 appearances so far. Just seven of the centre-back’s starts have also come through his 16 appearances so far this season. Kiwior has also only featured for a total of 707 minute…