(CNN) The Syrian regime is again moving around its stockpile of chemical weapons, leaving the United States trying to figure out what Bashar al-Assad will do next with his deadly arsenal.

CNN has learned that the U.S. intelligence community is closely watching the latest development as diplomatic efforts continue around forging a plan for al-Assad to relinquish those stockpiles to international control.

Obama administration officials at two agencies said the movement took place in recent days – since United States and Russia agreed on September 14 to a timetable for Syria to declare its chemical weapons inventory and then give them up.

Note: Read our discussion guidelines before commenting.