Russian soldiers are seen with civilians during the re-opening of the road between Homs and Hama in Rastan, Syria June 6, 2018.

The Manbij Military Council members are seen during a news conference in Manbij, Syria June 6, 2018.

Vehicles travel on the road between Homs and Hama during its re-opening in Rastan, Syria June 6, 2018. REUTERS/Omar Sanadiki

People celebrate the re-opening of the road between Homs and Hama in Talbisi, Syria, June 6, 2018. REUTERS/Omar Sanadiki - RC1D85F985A0

Russian military vehicle is seen near by a poster of Syrian President Basahr al Assad and his Russian counterpart Vladimir Putin during re-opening the road between Homs and Hama in Rastan,Syria June 6, 2018.

A Russian soldier waves flag with a Syrian woman during the re-opening of the road between Homs and Hama in Rastan, Syria, June 6, 2018.

A Syrian soldier takes selfies pictures as Russian military vehicle is seen in convoy during re-opening the road between Homs and Hama in Rastan,Syria June 6, 2018.

Spokesperson for the Manbij Military Council Shurfan Dawish speaks during a news conference in Manbij, Syria June 6, 2018.

Russian military vehicles are seen in a convoy during the re-opening of the road between Homs and Hama in Rastan, Syria June 6, 2018.

People celebrate the re-opening of the road between Homs and Hama in Talbisi, Syria, June 6, 2018.