Jenner & Block on Tuesday became the latest target in President Donald Trump's war on Big Law after he issued an executive order revoking its attorneys' security clearances and ordering a review of the firm's government contracts.

President Donald Trump expanded his attacks on major U.S. law firms on Tuesday as he signed an executive order targeting Jenner & Block, which represents clients challenging some of his major policies and formerly employed a prosecutor involved in a special counsel investigation of his 2016 campaign.

President Donald Trump issued an executive order Tuesday targeting Chicago law firm Jenner & Block. The firm also has an office in Washington, D.C.