Live Chat: Rory MacDonald vs. Stephen Thompson preview, Fedor to UFC, weekend MMA and more

This is the Promotional Malpractice Live Chat.
It's not as crazy as last week, but things are heating up in the MMA world. The UFC returns to action in Canada this weekend, this time with a sensational main event between Rory MacDonald and Stephen Thompson. Bellator and WSOF are also in action with a handful of fights worth observing.
Fedor Emelianenko caused a stir this week when he said he was close to signing with the UFC. Is this true and more importantly, what does it mean if he does sign?