How to pronounce “expiation” in English

Next, you'd have investigation - societal investigation by the Congress, by the courts sometimes but an investigation that would give you a story of what happened that societycould agree on. And finally, you'd have expiation.People would be prosecuted, they'd lose their jobs, they'd be punished in some way, the society would return to some kind of what might be called "a state of grace", I guess.