Palestinian militants in the Gaza Strip fired seven rockets into Israel on Monday but caused no casualties, the army said.

It said the projectiles fell in the Negev region of southern Israel, with two of them targeting the town of Sderot.

Palestinian negotiators have warned they may pass responsibility for their territory back to occupying power Israel if peace talks remain stalled, a senior Palestinian official said Sunday.

The official said the Palestinians told U.S. peace envoy Martin Indyk on Friday that unless Israel releases Palestinian prisoners as agreed and freezes settlement building, they could dismantle the Western-backed Palestinian Authority (PA) of President Mahmoud Abbas.

Israeli police arrested 16 Palestinians Sunday as they clashed with demonstrators at the al-Aqsa mosque compound in Jerusalem, a sensitive holy site that is frequently the scene of tensions.

"This morning, after the site was opened for visitors and tourists, the suspects threw rocks at the police, wounding two of them," police spokesman Micky Rosenfeld told Agence France Presse.

Israeli forces fired gunshots at farmers in the South on Saturday without causing any injuries.

"Israeli troops targeted four farmers with gunshots in the southern village of Khyam,” the military institution said in a communique on Saturday evening.

Vandals left anti-Arab graffiti on a mosque in northern Israel overnight and damaged a door of the building, Israeli police said Friday.

"There was an incident in which graffiti was written on a mosque in the city of Umm al-Faham," police spokesman Micky Rosenfeld told AFP, adding that the words "Arabs Out" were painted in Hebrew.

The Israeli army released late Thursday two Lebanese shepherds, the same day it kidnapped them from Lebanese territories in the South.

The Lebanese army said in a communique that shepherds Hassan Zahra and his brother Ismail Zahra, who hail from the border town of Shebaa, crossed into Lebanon through the Naqoura crossing with the help of U.N. peacekeepers.

Israeli and Palestinian negotiators met separately Friday with U.S. peace envoy Martin Indyk, a Palestinian source said, a day after five hours of three-way talks failed to bring agreement.

Indyk first met chief Palestinian negotiator Saeb Erakat in the West Bank city of Jericho, but no details of their talks were given.

Prominent Israeli crime boss Charlie Abutbul was found dead on Thursday at his home near Tel Aviv, apparently from a self-inflicted gunshot wound, public radio said.

Abutbul, who had survived several attempts on his life, had been due to serve a 16-month jail term after being convicted of abduction.

An Arab Israeli journalist has been arrested after making a visit to Lebanon, his mother said Thursday, on suspicion he could have joined a "hostile organization."

Majd Kayyal, 23, from the northern coastal city of Haifa, crossed into Jordan on March 23 and traveled on to Lebanon for a conference organized by As-Safir newspaper, Israel's Shin Bet domestic security agency said.

The Israeli army kidnapped on Thursday five Lebanese, including 2 women and a child, from Lebanese territories in the South.

The kidnapping occurred in the farm of Bastara after a unit crossed the technical fence, said the army in a statement.