Valter Walker hugs his brother Johnny Walker at UFC Nashville | Photo by Jeff Bottari/Zuffa LLC Valter Walker continues to impress in the UFC heavyweight division, collecting his third straight heel hook finish by tapping out Kennedy Nzechukwu in under a minute at UFC Nashville . With a $50,000 bonus cashed and three quick stoppages, Walker refuses to let the hype take control of his future. Instead of calling for a top-ranked opponent next—which would be reasonable considering how shallow the UFC heavyweight class is at the moment—Walker asks for time to build confidence and experience