Arsenal are now eyeing up Bologna striker Joshua Zirkzee, as Mikel Arteta explores a range of options to improve his attack. The Gunners have struggled for goals this season, with just 20 strikes from open play in the Premier League this season, and Sunday’s FA Cup defeat to Liverpool saw Arsenal miss several golden opportunities as they failed to score for the second home game in a row. Ivan Toney has been linked, but he could cost as much as £100m, and with Arsenal currently struggling with financial fair play requirements, this deal seems unlikely to materialise in January. However, Bologna…