Ex-US President Donald Trump is suing his erstwhile lawyer, Michael Cohen, for $500m (£400m), alleging breach of contract.
He says Cohen breached his work arsenic lawyer to enactment successful his client's champion interests.
Cohen is simply a cardinal witnesser successful a New York probe into Mr Trump, focusing connected hush-money paid to a porn star.
A lawyer for Cohen did not instantly instrumentality the BBC's petition for comment.
Cohen worked arsenic Mr Trump's lawyer for implicit a decade. He was besides a vice-president astatine the Trump Organization, and was often described arsenic Mr Trump's fixer.
In 2018, Cohen was sentenced to 3 years successful situation and a good aft pleading blameworthy to charges of fraud and run concern violations.
Now retired of prison, Cohen has go a high-profile professional of Mr Trump, and a predominant impermanent connected quality programmes.
The lawsuit, filed successful a Florida national court, besides accuses Cohen of making "improper, self-serving, and malicious statements astir his erstwhile client, his household members, and his business".