Syrian Grand Mufti Ahmed Badreddin Hassoun’s son and history professor Mohammed al-Omar were killed on Sunday by “gunfire from a group of armed terrorists,” Syria's state news agency SANA reported.

Saria Hassoun and al-Omar were attacked while traveling in the professor's car on the Aleppo-Idlib road in northwest Syria, it said, after having earlier reported that the grand mufti's son was injured and was admitted to Idleb National Hospital.

Vandals torched a mosque in northern Israel in a suspected revenge attack by right-wing extremists that sparked a "furious" response from Prime Minister Benjamin Netanyahu on Monday.

The mosque, located in the Bedouin village of Tuba Zangaria in the northern Galilee region, sustained heavy damage in the overnight attack, in which the arsonists scrawled the words "tag" and "revenge" on the walls.

Moammar Gadhafi's son, al-Saadi, denied allegations of corruption and intimidation and called Interpol's decision to put him on the equivalent of its most-wanted list political, according to an email sent Sunday.

Al-Saadi Gadhafi is under house arrest in Libyan neighbor Niger, where he fled after Tripoli fell to revolutionary forces. His father and two of his brothers are in hiding, presumably inside Libya, as fighting between revolutionary forces and Gadhafi's loyalists continues on three fronts.

U.S. Defense Secretary Leon Panetta said Sunday the Arab spring has left Israel "increasingly isolated" in the Middle East and that its military might could not make up for a weakened diplomatic position.

Speaking to reporters aboard his plane bound for Israel as part of a Middle East tour, Panetta said it was crucial for Israel to shore up its relations with Egypt and other countries in the region that had proved valuable partners in the past.

The Arab League appealed to member states Sunday to bolster financial help to the Palestinian territories after U.S. lawmakers froze about $200 million in aid in response to Palestinians' U.N. statehood bid.

"It is necessary for the member countries of the League to increase their financial aid to the Palestinian people so they can face this threat," said Arab League Secretary General Nabil al-Arabi after talks in Cairo with chief Palestinian negotiator Saeb Erakat.

Ousted president Hosni Mubarak never told the army to open fire on demonstrators calling for an end to his rule, Egypt's military ruler Field Marshal Hussein Tantawi said on Sunday.

"The armed forces fight for Egypt and not for just anyone, whoever it may be," he said in a speech at a ceremony south of the capital.

Six hundred Tunisian illegal immigrants who arrived in Italy by boat have been deported in a week, the interior ministry announced Sunday.

They were put on several flights from Palermo, Sicily, under an agreement signed on April 5 between Tunis and Rome arranging the systematic deportation of Tunisians arriving illegally.

The trial opened in Egypt on Sunday of a Jordanian and Israeli charged with spying for the Jewish state's intelligence services and was swiftly adjourned to next week, an Agence France Presse reporter said.

The Israeli defendant was being tried in absentia.

The Palestinians on Sunday dismissed Israel's welcome of a Quartet call for the resumption of peace talks, saying the peace proposal requires Israel to halt settlement construction.

Palestinian negotiator Saeb Erakat, speaking to Agence France Presse from Cairo, said a statement issued by Israeli Prime Minister Benjamin Netanyahu's office was "an exercise in deceiving the international community."

Syrian opposition movements meeting in Turkey said in a statement on Sunday they had formed a common front uniting all groups that oppose the regime of President Bashar Assad.

"The Syrian Council is open to all Syrians. It is an independent group personifying the sovereignty of the Syrian people in their struggle for liberty," Paris-based Burhan Ghalioun told reporters.