St. Pierre issued a statement explaining he needed to focus on his health and is looking forward to working with the UFC to determine the next chapter in his professional life.
"Of course, in terms of weight, if I want to go back to compete at 185, I will - obviously eating, like I did what I did, I learned from my mistakes, I don't think it's a good thing to do, force myself to eat to gain muscle mass".
St-Pierre defeated Michael Bisping for the middleweight championship at UFC 217 on November 4.
Veterans remember Pearl Harbor with wreath ceremony in Bangor
He was waiting, we understand, for appointment to the Military Academy, but that didn't happen, so he chose to go Navy. We sank everything except two and they were crippled. "That was an attack on the United States", said Snow.
Since then, however, the Canadian superstar has been diagnosed with colitis and he has chose to vacate his title. With the decision, the UFC crowned Robert Whittaker the undisputed champion, a title he'll defend vs. Luke Rockhold at UFC 221 next year.
Helwani reported that it was unclear as to whether Whittaker v Rockhold would be for the interim or official championship.
With this announcement, interim champion Whitaker has been elevated to undisputed champion, and subject to approval from the Combat Sports Commission in Western Australia, the five-round bout will be the first event in Western Australia and held at Perth Arena.
IDF: Two rockets launched from Gaza at Israel, but fall short
The Israeli strikes were apparently in retaliation for rocket attacks from Gaza earlier in the day. Two rockets were fired from Gaza toward southern Israel .
On Thursday, that plan changed when St-Pierre told the UFC he was giving up the title effective immediately.
Sydney's Whittaker first arrived on the UFC scene when he won The Ultimate Fighter Smashes at welterweight in 2012.
Russia: Syria now 'liberated' from 'Islamic State'
The general also said that Russian forces had in recent days been fighting alongside Kurdish forces near the Syria-Iraq border. The Britain-based Syrian Observatory for Human Rights said 21 civilians were killed, among them 9 children.