Lewis on rise in latest rankings

 Derrick Lewis’ ferocious knockout of Travis Browne this past Sunday was enough to move him up in the heavyweight rankings; but not by much.In Monday’s release of the latest UFC rankings, Lewis jumped from No. 8 to No. 7, past Mark Hunt, in the heavyweight division. Lewis KO’d Browne in the second round of their main event tilt at Fight Night Halifax, which gave “The Black Beast” his sixth consecutive win with five of those coming via knockout. Still, it wasn&r