Burnham said last month he would be “really concerned” if City’s Abu Dhabi owners sold the club after the finding, crediting them with being “a huge partner in the building of modern Manchester”.

Translation from neoliberalist gaslighting to plain English: "I don't want the direct and indirect bribes that my friends and I have been getting from a corrupt regime to dry out"

He said “the football issues are different from the investment issues”.

Yes and no. It's all corrupt and he knows it.

the prime minister must also explain why he inappropriately intervened in this case

It's very rare that I completely agree with a Tory on ANYTHING, but this is one of those cases.