The trial opened in Saudi Arabia on Saturday of 50 al-Qaida suspects accused of carrying out and plotting attacks in the kingdom, including U.S. and British interests, state news agency SPA reported.

It said 47 Saudis, a Syrian and a Yemeni national went on trial in the specialized criminal court in Riyadh.

A roadside bomb killed three policemen in Diyala province of central Iraq while a bomb inside a minibus in Baghdad left at least two people dead on Saturday, security and medical sources said.

The roadside bomb exploded as a police patrol passed by in Khan Bani Saad, a town south of Baquba, the capital of Diyala, a police major said.

Baton-wielding police on Saturday fired teargas to disperse a demonstration by thousands of jobless Tunisian graduates in the capital Tunis.

Protesters chanted "Down with the government!" and "Work, freedom, dignity", a slogan of the January 2011 revolution that toppled former strongman Zine El Abidine Ben Ali.

The Israeli army found an unexploded rocket near Eilat, two days after another rocket fired from Egypt's Sinai Peninsula hit the southern resort city, a military spokesman told Agence France Presse on Saturday.

"An unexploded rocket was found in an open area near Eilat," the spokesman said, noting that it was a Grad-type rocket. "It appears to be an additional rocket from the Thursday incident, bringing the total confirmed rockets fired to two."

A military appeals court in Tunis Saturday upheld the convictions of Tunisia's ousted president and his top officials for torturing army officers over an alleged coup plot, judicial sources told Agence France Presse.

"The verdict was pronounced Saturday in a closed door session," said one of the defense lawyers, Abada Kefi, who said he would take the case to a higher court.

At least one million Syrians affected by violence need urgent humanitarian aid worth $70 million, said the head of the Organization of Islamic Cooperation on Saturday.

A joint U.N. and OIC assessment mission that visited Syria has "found that there are... one million people affected by events and in need of an urgent humanitarian program worth $70 million," Ekmeleddin Ihsanoglu told Agence France Presse.

Two Palestinians were wounded by a rocket fired by an Israeli drone while riding a motorcycle in Rafah on the Gaza Strip on Saturday, Palestinian security sources told Agence France Presse.

Medical services in Gaza said the two, who were not identified, were in moderate condition.

Thousands of demonstrators turned out in the Syrian capital on Saturday to show their backing for President Bashar Assad's ruling Baath party on the 65th anniversary of its creation.

An Agence France Presse journalist said government supporters gathered in the central Sabaa Bahrat Square, waving the red, black and green national flag and portraits of Assad as patriotic music blared from loudspeakers.

Nearly 700 Syrian refugees poured into Turkey in 24 hours, bringing to more than 24,000 the total number of Syrians seeking haven in the neighboring country, a Turkish official said on Saturday.

Turkey is home to a growing number of refugees fleeing the unrest in Syria, where more than 9,000 people have been killed since March last year, according to U.N. figures.

More than 100 people were reported killed across Syria on Saturday, 74 of them civilians, as regime forces pressed a protest crackdown three days ahead of a deadline to cease fire and pull back.

Monitors reported the escalation in violence despite U.N. chief Ban Ki-moon's latest rebuke to Damascus for stepping up its assault on dissent hubs ahead of Tuesday's deadline.