UFC announces a "Testing Call To Action" on Wednesday.
Lawler-MacDonald to battle for the UFC 170-pound title in Las Vegas.
UFC addresses PED and other significant issues during live news conference.
Invicta FC President says Cyborg vs. Rousey will happen in late 2015 or early 2016.
The UFC C.E.O. talks about their unusual approach to promoting UFC Fight Night 59.
Official details on UFC's new uniform program.
The number two ranked UFC Lightweight contender has strong words for the champion.
"The Spider" signs on for 15 more Octagon appearances.
"The Immortal" Matt Brown says he's in the right position to challenge St-Pierre.
"The Notorious" Conor McGregor tweets UFC executives with an interesting offer.
GSP says Lorenzo Fertitta and Dana White did not try and convince him to make UFC return.
Lorenzo Fertitta talkes about a number of exciting potential UFC Women's Bantamweight bouts on the horizon.
Dana White says GSP is medically cleared, confirms meeting with the former champ in Montreal.
The UFC co-owner says he's never seen "The Spider" this motivated before.
The UFC executives were spotted with the former champ at a restaurant in Montreal.