Press credentials, the formal clearances that allow journalists to enter and report inside the White House, have been revoked for CNN, MS Now, and Politico. President Donald Trump ordered the ban, which the administration describes as retaliation for the three outlets' reporting.
The White House credentialing system is the mechanism through which reporters gain physical access to the building where the president works, briefings take place, and policy announcements are made. Revoking those credentials removes the ability to be in the room. Reporters from the three outlets can continue covering the administration through public statements and events, but they can no longer enter the building as accredited press.
The administration frames this as Trump's latest action against major media organizations. That framing places the ban in a sequence of similar moves rather than as a single response to a specific story. The stated reason is the outlets' reporting.
What that means, in plain terms, is that the White House is using access as something that can be withdrawn when the president dislikes the coverage he receives. CNN, MS Now, and Politico no longer have access to the White House.