Madrid: Barcelona claimed their fifth La Liga title in seven years and their 23rd overall as Lionel Messi scored the winner in a 1-0 victory at Atletico Madrid on Sunday.


Barcelona players celebrate winning the La Liga championship after beating Atletico Madrid at the Vicente Calderon Stadium on Sunday. Pic/AFP 

Exactly a year to the day since Atletico won the league in a title decider at Barca's Camp Nou, the Catalans exacted some measure of revenge to seal the first of a potential treble of trophies this season.