As an international mission to eliminate Syria's chemical weapons draws to a close, UN Security Council members have expressed concerns about other chemical weapons the Syrian government may be hiding.
Liling Tan is at the UN, with this report.
IN: "The most dangerous…"
OUT: "…extremist groups."
DUR: 39 seconds
ALL: http://www.fsnradionews.com/feeds/0904-SyriaChemWeapons-lt.mp3