WWE announced Wednesday that the match would not be taking place, citing an injury to Riddle. We're told that the injury is kayfabe, and there are a plans to do the match down the line. Those we spoke to claim it was due to "creative adjustments."
We're told talent was informed Monday, and the working plan was to have the match take place at Clash at the Castle in September. However, with the ever-changing WWE landscape, it's quite possible that isn't final.
As of now, Seth Rollins is still expected to travel to Nashville for Summerslam weekend, and has media obligations scheduled Friday.