President Donald Trump issued an executive order targeting law firm Paul Weiss' contracts, citing its past hire of an ex-prosecutor critical of Trump.

Experts have warned that the president’s efforts threaten the ability of lawyers to do their jobs and private citizens to obtain legal counsel.

U.S. law firm Perkins Coie has hired outside lawyers from Williams & Connolly in response to President Donald Trump's executive order last week punishing the firm over its prior work for Hillary Clinton and its internal policies promoting diversity and inclusion.