Board seeks to stay judge’s ruling that found Trump’s name was illegally added to Washington performing arts venue

Donald Trump’s hand-picked board at the Kennedy Center is mounting a last-minute effort to keep his name on the facade of the performing arts facility before a court-ordered deadline to remove it by Friday.

The board voted on Thursday to seek a stay of US district judge Christopher Cooper’s 29 May ruling that said Trump’s name was illegally added to the Kennedy Center, according to a person familiar with the move who requested anonymity to discuss a private meeting.

Live webcam footage from atop the Washington Monument shows a highly visible ‘8’, while the others appears fainter

US federal authorities are investigating what appears to be a massive etching of “8647” into the grass of the National Mall.

Live webcam footage from atop the Washington Monument as of Thursday afternoon shows the markings, with a highly visible “8,” along with less visible “6”, “4” and “7”.

This live blog is now closed.

• US House blocks extension of powerful surveillance law

• Jay Clayton: Trump pick has long legal résumé but few intelligence credentials

• Sign up for the Breaking News US email

The US supreme court has published its opinions, but none of the cases we’ve been watching for were part of the decisions today.

In comments reported by NBC News, House speaker Mike Johnson has said it is “stunning” to him that “House Democrat leadership has put out a statement saying that they’re willing to allow the number one national security tool to go dark over some political disagreement over a very short-term temporary appointment”.