US ‘deeply concerned’ by intelligence leak over Israel plan to attack Iran

Officials say no further leaks but investigation under way into how documents came to be published on Telegram

US government officials investigating the leak of two classified intelligence papers assessing Israel's plans to attack Iran have said they did believe any more documents had been compromised.

However, the Biden administration remained deeply disturbed" by the unauthorized release, John Kirby, the national security communications adviser, told reporters at a White House briefing on Monday.