Tunisian security forces have arrested 23 more suspected Islamist militants as part of a crackdown after last month's Bardo museum attack in which two gunmen killed 21 foreign tourists, the interior ministry said on Friday.
Saudi Arabia, whose late King Abdullah once urged the United States to "cut off the head of the snake" by attacking Iran's atomic program, has publicly welcomed a framework nuclear deal with Tehran, but in private mistrust remains deep.
President Barack Obama assured Americans on Saturday that a newly negotiated framework for a nuclear pact with Iran was a "good deal" as he sought public support for a diplomatic breakthrough that many in Congress oppose.
This week's framework nuclear deal with Iran was also good for boosting relations between China and the United States, Chinese Foreign Minister Wang Yi said in a call with U.S. Secretary of State John Kerry.
