Growing Russia vs. Brazil MMA rivalry continues   Artem Frolov – Bruno Blindado Silva M-1 Challenge middleweight championship   Nov. 2 at M-1 Challenge 98 in Chelyabinsk, Russia SAINT PETERSBURG, Russia (October 9, 2018) – The growing mixed-martial-arts rivalry between Russian and Brazilian fighters continues November 2, when undefeated M-1 Challenge middleweight champion Artem Frolov throws-down with […]