Former World Heavyweight Champion CM Punk didn't appear over the weekend at WWE Backlash . CM Punk hasn't appeared on WWE programming since his face-off with Cody Rhodes on the Raw after WrestleMania, where, just 24 hours earlier, Punk dropped the World Heavyweight Championship to Roman Reigns. Fans were initially excited to see what was next for Punk following his interaction with Rhodes, but it quickly became apparent that nothing was next for the former champion, as he hasn't appeared since. While some fans speculated he could return as Danhausen's mystery partner at Backlash , that clearly wasn't in the plans. So as the build to Clash in Italy begins tonight on Raw , will the Best in the World be part of the show? CM Punk and Roman Reigns | WWE CM Punk isn't expected at WWE Raw tonight According to Mike Johnson of PWInsider , not only was CM Punk not present backstage at Backlash on Saturday night, but he's not expected to be at the Food City Center in Knoxville, Tennessee, for WWE Raw tonight either.…