In pictures: Mayweather outclasses Alvarez

Floyd Mayweather
Floyd Mayweather, who remains unbeaten, celebrates at the MGM Grand after outclassing Saul Alvarez to seize his WBC and WBA light-middleweight titles
Ashley Theophane is hurt
On the undercard of the biggest fight of the year, Britain's Ashley Theophane is beaten by Pablo Cesar Cano, the Mexican securing a split-decision victory
Lucas Matthysse lands a blow on Danny Garcia
In a much-anticipated match-up, WBC and WBA light-welterweight champion Danny Garcia faces big-hitting Argentine Lucas Matthysse, who is the favourite
Swelling around Lucas Matthysse's right eye
But heavy swelling develops around Matthysse's right eye and gradually Garcia begins to dominate, eventually retaining his belts via a unanimous decision
Saul Alvarez
The 23-year-old Alvarez comes into the contest unbeaten in 43 professional fights and has heavy backing from his compatriots on Mexican independence day
Floyd Mayweather & Justin Bieber
Mayweather enters the ring flanked by pop star Justin Bieber and rapper Lil Wayne and is booed by sections of the crowd in his adopted home town
Floyd Mayweather connects against Saul Alvarez
Mayweather dominates from the off, staying clear of Alvarez's often clumsy attempts to land and peppering his rival with incisive shots on the counter
Floyd Mayweather connects against Saul Alvarez
By the middle rounds Alvarez is looking forlorn and Mayweather begins to land with some more telling shots as the champion's defences become more porous
Saul Alvarez connects with Floyd Mayweather
With the wily Mayweather happy to take a breather, Alvarez probably does enough to steal a couple of late rounds on work-rate alone
Floyd Mayweather embraces Saul Alvarez
There is a sense of anti-climax at the final bell but boxing purists would have been purring at yet another Mayweather masterclass
Floyd Mayweather celebrates
Remarkably, judge CJ Ross scores the contest a draw but the other two give it to Mayweather by healthy margins as the American retains his iron grip on the sport