unclear when it will begin, if it will happen and if it does, how deep into syria turkey will actually go. as far as the u.s. troop withdrawal, the official says the u.s. has moved back two detachments and the u.s. military will continue to control the skies over northeastern syria, the official stresses this is not advancing previously determined or set time table that the u.s. government or military has. also in january, secretary of state mike pompeo said part of the u.s. mission set in syria was to ensure against the turks slaughtering the kurds, officials say that is still part of the u.s. mission set here, though acknowledged the u.s. military will not move to intervene with this turkish operation. shep. shepard: in the mix here, maybe a big part of it, turks want to send syrian refugees back into syria. that is right, shep, there are four million syrian refugees living in turkey. part of the plan, would be to resetel millions in this area,