Talks that began Wednesday in Switzerland saw fiery exchanges by rival parties that underscored the dim prospects for a political end to Syria's civil war.
Photos that purportedly show the torture and killing of detained opponents of Syria's regime are released on the eve of UN-sponsored peace talks in Geneva.
The UN announced Sunday that it had invited Iran to attend Syria peace talks in Geneva. The unexpected decision could scuttle the long-awaited meeting.
A potential $1.5 billion oil-for-goods swap between Iran and Russia has prompted harsh responses from Washington, which says such a deal could trigger new US sanctions.