WASHINGTON (AP) 鈥 President Joe Biden is 鈥渄eeply concerned鈥 about the release of classified documents on Israel's preparation for a potential retaliatory attack on Iran, according to a White House spokesman.
U.S. officials confirmed on Saturday that the administration is investigating an unauthorized release of that assess .
White House national security spokesman John Kirby said on Monday that the administration was still not certain if the classified information that became publicly disclosed was leaked or hacked.
Kirby added that administration officials 鈥渄on鈥檛 have any indication at this point that there鈥檚 an expectation that there鈥檒l be additional documents like this finding their way into the public domain.鈥
Aamer Madhani, The Associated Press