The US-led Coalition told Rudaw English that as of Tuesday, SDF partner forces "have liberated approximately 42,000 square-kilometers in Syria" which is estimated to be "77 percent of the territory previously held by ISIS".
The individual, who surrendered to Syrian Democratic Forces (SDF) on or around September 12th, has since been turned over to US forces, said Eric Pahon, Department of Defense spokesperson.
An American citizen fighting for the Daesh terrorist group surrendered to Democratic Union Party (PYD) militants in Syria on Thursday, CNN said in a report.
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Police sources said some police officers had died in the checkpoint attack, but the toll from that incident remained unclear. In the second incident, attackers detonated a auto bomb at a nearby security checkpoint.
"The U.S. citizen is being legally detained by Department of Defense personnel as a known enemy combatant", Pentagon spokesman Maj. This could mean that the American ISIS fighters are now slashed in numbers.
Col. Ryan Dillon, the spokesman for the coalition in Iraq and Syria, could not confirm the buses reached their final destination and said the coalition had not had persistent surveillance on them for days.
"It serves as a good reminder that in a nation of 330-some million people, some people will be dumb enough to go to Iraq and Syria to try to fight for ISIS", Nauert said, adding, "You can't be very bright if you're going over there and doing that".
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There is a large foreign army massed next to Lithuanian territory, ' he told Reuters this week. The Kremlin firmly rejects any such plans.
A spokesperson for the US military command in Syria informed the Daily Beast, who first reported on the matter, that the detainee would be "transported humanely" back to the United States. "We encourage people not to do that".
Khweis had surrendered to Kurdish forces in March 2016. He was brought to the US for a trial and convicted in June of providing material support to ISIS.
The alliance has taken part in the USA -backed air and ground offensive aimed at forcing Islamic State militants out of Raqqah, the group's self-declared capital in Syria.
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The administration also faces an October 15 deadline to certify whether Iran remains in compliance with the nuclear deal. That would very likely shift the focus to Tehran - and to Congress, which could move to impose new sanctions on Iran.
It is not the first time an American citizen fighting for the group has been detained.