The Gunners were far more competitive in the second period .
The Gunners could not repair the damage of an insipid first 45 minutes as Georginio Wijnaldum sealed victory with a cool finish in stoppage time .
The Gunners were far more competitive in the second period , but could not repair the damage of an insipid first 45 minutes as Georginio Wijnaldum sealed victory with a cool finish in stoppage time .