The UFC revealed several details regarding the upcoming taping for the ninth season of The Ultimate Fighter during Wednesdays live airing of UFC Fight Night 15.TUF 9 will utilize a USA vs. UK concept and will feature both welterweight and middleweight hopefuls.The inclusion of welterweights on TUF 9 had been rumored for quite some time but the revelation that middleweights will be featured as well came as a surprise. Source: Ninth season of The Ultimate Fighter to feature USA vs. the UK