Displaced people receive medical checkup after reaching the Abu al-Duhur crossing between rebel-held areas and government-controlled ones in the countryside of Idlib province in northwestern Syria, on Nov. 27, 2018. Dozens of families returned to their homes in government-held areas in northern Syria on Tuesday, the latest in a series of civilians' returns from rebel-held areas, according to the state news agency SANA. (Xinhua)