By Josh O’Brien Arsenal ace Oleksandr Zinchenko was spotted in a heated exchange with manager Mikel Arteta after the 2-1 win away at Nottingham Forest. The Gunners left-back had a decent enough game, but was withdrawn late on as Arteta sought to bolster up his side’s defensive efforts deep into second-half stoppage time. Taiwo Awoniyi had just pulled one back for the hosts and the momentum was slipping away from Arsenal, so Arteta opted to withdraw Zinchenko in place of Jakub Kiwior. Minutes later, Zinchenko was embroiled in a very passionate chat with his manager, who seemed desperate to try …