Arsenal manager Mikel Arteta is known to want to sign a striker in the upcoming January transfer window. Whilst Kai Havertz has led the line to great effect for Arsenal so far this season, there will be concerns about the Gunners’ strength in depth in this part of the pitch. Gabriel Jesus has been criticised by Arsenal fans, and his form in front of goal has been abysmal for some time. Afforded a start against Shakhtar Donetsk on Tuesday evening, the Brazilian attacker missed a presentable chance to score and has not found the back of the net for the Gunners since January. Havertz cannot play …