Unless there's something in his documents/internet browsing that ties his actions specifically to those ads, it will be tough to prove a connection. You can't try Remington based upon an opinion that such and such an ad caused so and so to act. They have to have proof.
Course you know that for a fact since you are buds with Mueller and he keeps you posted. Also the investigation was supposed to look for Russian interference and not necessarily collusion.
So where in the order does it say that the purpose was to investigate collusion?
https://www.justice.gov/opa/press-release/file/967231/download