Saudi religious police arrested two young men offering a "free hug" to passers-by in the ultra-conservative Muslim kingdom's capital, local media reported.
Saudi Arabia has asked its citizens to leave Lebanon due to the risk of political violence in the country, where twin suicide bombings near Iran's embassy in Beirut killed 25 people this week.
Syrian government troops are targeting media centres and news providers, Reporters Without Borders has warned after the killing of a citizen journalist and the destruction of premises belonging to two media centres within a week.
Six mortar bombs have landed near a border post in northern Saudi Arabia in an attack claimed by an Iranian-backed Iraqi Shia armed group, which said it was warning the kingdom to stop meddling in Iraqi affairs.
At least 10 Egyptian soldiers have been killled in a car-bomb attack in the volatile border region of northern Sinai, security officials say.
Four suicide car bombs have struck Syrian regime targets in the Qalamoun region north of Damascus, killing at least seven soldiers, a monitor and state news agency SANA said.
David Cameron has become the first British prime minister in more than a decade to telephone an Iranian leader, boosting hopes for a successful nuclear deal on the eve of talks due to be held in Geneva.
Iran's supreme leader has said his country will continue to exercise its "nuclear rights" in a speech ahead of crucial talks in Geneva over Tehran's disputed nuclear programme.
At least 28 people have died and 65 injured in a spate of nine bombings mostly targeting Shia neighbourhoods of Baghdad, security and medical officials said.
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