https://www.vox.com/policy-and-politics/2018/5/3/17312558/trump-lie-stormy-daniels-cohen-giuliani
"Giuliani’s admission was shocking because it revealed the lie: Trump’s April claim that he knew nothing about Cohen’s $130,000 payment to Daniels. Compared to that revelation — which has obvious consequences for the ongoing legal battle between Daniels and Trump — the lawyer shake-up and the lies it revealed may seem like small ball. But that’s the point: The president and his administration lie about things big and small alike, simply because they can."