People stand in front of an apartment building which was damaged by a rocket fired from Syria, in Nusaybin, Turkey, October 11, 2019.

Smoke rises over the Syrian town of Tel Abyad, as seen from the Turkish border town of Akcakale in Sanliurfa province, Turkey, October 10, 2019.

Turkish military vehicles are seen in the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 11, 2019.

A Turkey-backed Syrian rebel fighter walks as he holds a bag and a weapon in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

A Turkey-backed Syrian rebel fighter holds the Syrian opposition flag in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

Smoke rises from Tel Arkam village in Ras al Ain countryside, Syria October 10, 2019. REUTERS/Stringer

A woman stands in front of an apartment building which was damaged by a rocket fired from Syria, in Nusaybin, Turkey, October 10, 2019.

A convoy of military vehicles and tanks drives to the border to cross into Syria, in Ceylanpinar, Turkey, October 11, 2019 in this still image taken from a video.

Relatives of the 9-month-old baby boy Mohammed Omar Saar who was killed during a mortar and rocket assault from Syria, mourn at a funeral ceremony in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

People wave as Turkish military vehicles pass by them in the Turkish border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

People stand at a back of a truck as they flee Ras al Ain town, Syria October 9, 2019.

Light from fires and smoke are seen billowing out behind buildings in Tel Abyad, Syria, October 9, 2019 in this still image obtained from video. REUTERS TV via REUTERS

Smoke billows out in the Syrian border town of Tel Abyad, as seen from Akcakale, Turkey, October 11, 2019 in this still image taken from a video.

Turkish soldiers stand near military vehicles in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

Boys stand at a back of a truck as they flee Ras al Ain town, Syria October 9, 2019.

A damaged window is seen after the Education Ministry's local office hit by mortar shells fired from Syria, in the Turkish border town of Akcakale, Sanliurfa province, Turkey, October 10, 2019.

Members of Syrian National Army, known as Free Syrian Army, react as they drive on top of an armored vehicle in the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 11, 2019.

A boy stands in a damaged kitchen in the town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

A man is seen through a hole in a wall, in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

A Turkey-backed Syrian rebel fighter holds a flag in the border town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

Smoke rises over the Syrian town of Ras al-Ain, as seen from the Turkish border town of Ceylanpinar, Sanliurfa province, Turkey, October 10, 2019.

Smoke rises from Tel Arkam village in Ras al Ain countryside, Syria October 10, 2019. REUTERS/Stringer

Members of Syrian National Army, known as Free Syrian Army, wave as they drive to cross into Syria in the Turkish border town of Akcakale in Sanliurfa province, Turkey, October 10, 2019. Hasan Kirmizitas/Demiroren News Agency (DHA) via REUTERS.

Members of Syrian National Army, known as Free Syrian Army, wave as they drive to cross into Syria near the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 10, 2019. REUTERS/Stringer

Members of Syrian National Army, known as Free Syrian Army, wave as they drive to cross into Syria near the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 10, 2019. REUTERS/Stringer

Police use a water cannon to disperse pro-Kurdish demonstrators during a protest against Turkish military offensive in northeast Syria, in Diyarbakir, Turkey, October 10, 2019. REUTERS/Stringer

People look out from an apartment building which was damaged by a rocket fired from Syria, in Nusaybin, Turkey, October 10, 2019.

Smoke rises over the Syrian town of Ras al-Ain, as seen from the Turkish border town of Ceylanpinar, Sanliurfa province, Turkey, October 11, 2019.

A boy is seen from a hole in a wall in the town of Akcakale in Sanliurfa province, Turkey, October 11, 2019.

A woman is comforted by her neighboors after a rocket fired from Syria landed in their street in Nusaybin, Turkey, October 11, 2019.

People stand at a back of a truck as they flee Ras al Ain town, Syria October 9, 2019.

A child is seen in a vehicle with belongings as they flee, in Tel Abyad, Syria October 9, 2019. Picture taken October 9, 2019. REUTERS/Stringer

Members of Syrian National Army, known as Free Syrian Army, wave as they drive to cross into Syria near the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 10, 2019. REUTERS/Stringer

Members of Syrian National Army, known as Free Syrian Army, wave as they drive to cross into Syria near the Turkish border town of Ceylanpinar in Sanliurfa province, Turkey, October 10, 2019. REUTERS/Stringer

General view of fire burning and smoke billowing out in distance in border town Tel Abyad in Syria seen from Akcakale, Turkey October 10, 2019.