BERLIN, GERMANY - JUNE 20: (L-R) Makwan Amirkhani of Finland attempts a rear-naked choke submission against Masio Fullen of Mexico in their featherweight bout during the UFC Fight Night event at the O2 World on June 20, 2015 in Berlin, Germany. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)
