On March 17, 2012, Sergio Martínez (48-2-2, 27 KOs), the middleweight The Ring champion, defends his title against British challenger, Matthew Macklin (28-3, 19 KOs).
Sergio Martínez is coming in to the fight on a 4-fight win streak with a 51% KO rate; his last fight was a 11th round KO victory over Darren Barker, 5 months and 16 days ago. Matthew Macklin is on a 1-fight losing streak with a 61% KO rate, with his last fight being a split decision loss to Felix Sturm, 8 months and 21 days ago.
This should be a confident win for Sergio Martínez at 99-1 winning odds. Matthew Macklin really doesn't have much to present against Martínez.
The challenger refused to continue the fight in the 11th round, and Sergio Martínez is crowned the new middleweight world champion. Martínez improves his record to 49-2-2 (28 KOs), while Macklin adds a loss to his record at 28-4.