PARIS — France and Germany on Monday welcomed a Russian proposal that the Syrian regime hand control of its chemical weapons arsenal to international supervision as a way of staving off the threat of military action. French Foreign Minister Laurent Fabius insisted that Syrian President Bashar al-Assad "commit himself without delay" to the elimination of his country's chemical weapons arsenal. "The proposal of Russian Foreign Minister Sergei Lavrov merits close examination," Fabius said, demanding that Assad "commit himself without delay to put his chemical arsenal under international control and to let all of it be destroyed". Fabius also demanded that...