Syria peace talks approach core issue: Assad
Arguments over Assad's fate were a major cause of the failure of previous UN peace efforts in 2012 and 2014 to end the bloody civil war.
Russian Foreign Minister Sergei Lavrov (L) and U.S. Foreign Secretary John Kerry (2L) attend the International Syria Support Group (ISSG) meeting in Munich, Germany, February 11, 2016, together with members of the Syrian opposition and other officials.Updated: 
