What is going on with The Prospects

Busch can't find Miller after he disappeared before their title match at beat the heat.

TIW Beat the Heat (8/11/18)
https://www.youtube.com/watch?v=UnrAuog-MJw&list=PLCZYvPZ1Ue6UyFmPZedGvGXWI_KTFyVik