Emirates Stadium CNN  —  It wasn’t pretty and at times it wasn’t pleasant, but Arsenal got the job done in the Champions League with a hard-fought 1-0 win over Shakhtar Donetsk at the Emirates Stadium on Tuesday. Shakhtar goalkeeper Dmytro Riznyk suffered the most unfortunate of own goals as Gabriel Martinelli’s shot rebounded off the post and hit his back, before the ball dribbled over the line for the winning goal after half an hour. The goal neatly summed up what was largely a scrappy and