Banned Nerve Agent Sarin in Syria.  _  Syria’s foreign minister told:    «The toxic substances were dispersed after     the Syrian Army had conducted an 11:30 a.m. air raid .    on an insurgent depot that he said contained chemical weapons.»   _   Turkey’s deputy prime minister, Tugrul Turkes, said  “If the Syrian regime knew that there were chemical weapons in the warehouse,   it should have also known that it should not have attacked it.”