Jerusalem wants Natanz sabotage to be attributed to Israel, says ex-Mossad chief Ephraim Halevi tells Ynet under Netanyahu's leadership Israel has changed its policy of 'ambiguity', which might limit the country's ability to carry out future operations; adds despite attack, U.S. will still hold talks with Iran on nuclear deal Alexandra Lukash | Published: 04.12.21 , 13:55 Former Mossad chief said on Monday that senior political officials in Jerusalem want the sabotage at Iran's Natanz nuclear facility to be attributed to Israel. The mysterious blackout struck Iran's underground facility on Sunday, in what Iranians said was "an act of nuclear terrorism”, perpetrated by "the Zionists" and vowed to take revenge. The incident happened amid negotiations with world powers over reviving the 2015 nuclear accord.