It's a rematch: Gennady Golovkin and Canelo Alvarez set to fight Sept. 15 in Las Vegas
Canelo Alvarez and unbeaten middleweight champion Gennady Golovkin have agreed to a rematch bout Sept. 15 in Las Vegas.
â€œIâ€™m happy to inform that we have a fight September 15!!!! #CaneloGGG2,â€� Oscar De La Hoya, Alvarezâ€™s promoter, tweeted at just past 2 p.m. on Wednesday.
The agreement was struck…