Judging from the photos, it looks pretty clear to me at least that Judah took a swing at Roger. Look..

That's Judah lining up his shot...
http://www.ufcfightnews.com/melee-gu...s/875_7516.jpg

That's the swing
http://www.ufcfightnews.com/melee-gu...s/875_7517.jpg

As Roger tries to get up from his crouch he finds himself under Judah's arm
http://www.ufcfightnews.com/melee-gu...s/875_7518.jpg