In this case the proper authorities would be the equivalent of the department of state in the country.
In the tri-border region that includes Syria, Jordan and Iraq, he said that coalition forces continue to conduct patrols and prepare for counter-ISIS operations with the Maghawir al-Thawra, known as MAT or, in English, the Revolutionary Commando Army, near Tanf.
If his citizenship is confirmed, he would be the second known American who was taken into custody for fighting with IS insurgents.
The Syrian Arab Army, backed by Russian Federation and Iran, has simultaneous operations ongoing in Deir ez-Zor. No coalition forces were hurt, authorities said.
Members of the US -backed Syrian Democratic Forces in the village of Hazima on the northern outskirts of Islamic State's Syrian bastion of Raqqah.
Abu Khawla, who is in his early 30s, said 10,000 fighters were taking part in the Deir al-Zor campaign, the bulk of them members of Arab tribes from eastern Syria.
Iraqi Prime Minister Haider al-Abadi criticized the deal sharply when it was brokered in August.
"In general, I don't think we're better off bringing these people to federal court", where they are represented by "court-appointed lawyers" and given "discovery rights to find out our intelligence", Sessions said. "Moving this number of terrorists for such a long distance through Syria is unacceptable", Abadi told reporters. "We don't send them to Syria". The strike occurred as both Russian and coalition forces converged on the former ISIS stronghold of Deir Ezzor.
The air raid came as Syrian troops and their Iran-backed allies began a new offensive dubbed "Fajr 3", or "Dawn 3", that aims to capture areas along the border with Iraq in southeast Syria under the cover of Russian airstrikes, according to a statement by the commander of Iran-backed fighters.
A Pentagon spokesperson confirmed in a Thursday statement to CNN that Syrian Democratic Forces 'turned over to U.S. forces an American citizen who surrendered to the SDF on or around September 12'.