The Arsenal manager says reducing up to 60 roles is necessary to keep the club moving forward, but the timing alongside his own new contract has drawn scrutiny.
Second-half goals from Timber, Eze and Saka swept Arsenal past a stubborn Lille side who had kept them at bay for an hour.
Sporting CP claimed victory at Stade Bollaert-Delelis on Tuesday to make it two wins from two in the UEFA Champions League league stage.
