Russia's foreign ministry says it is concerned by news of the offensive, and is urging restraint.
The PYD/YPG is the Syrian offshoot of the PKK terrorist group, which has been designated a terrorist organization by Turkey, the US and the EU.
Also on Saturday, Syrian government forces and supporting militias attacked a rebel-held air base deep inside what was once opposition territory in northwest Syria.
"They will move together with the Free Syria Army", he said, referring to a Turkish-backed militant group.
"We. have been quite consistent in our messaging to the highest levels of the Turkish government", a senior State Department official, briefing reporters on condition of anonymity, said Friday.
Washington is both allied with North Atlantic Treaty Organisation partner Turkey and the Syrian Kurds as a proxy force against the Islamic State. Iran has also expressed displeasure and on Thursday the Syrian government said it would exert all its efforts to end what it called the "illegitimate" US presence in Syria, according to the Syrian news agency SANA.
But these were the first reports from on the ground that the operation had begun in earnest.
The Turkish General Staff confirmed that it launched "Operation Olive Branch" on Saturday at 5.00 p.m. (1400GMT).
Turkey launched a massive air and ground campaign against US-backed Kurds in Syria on Saturday.
The United States has not sufficiently addressed Turkish concerns over a Washington-led plan to establish a Kurdish-led border security force in Syria, Ankara said on Thursday, according to Agence France-Presse.
On the Turkish side of border, explosions were heard after the jets crossed into Afrin, the Anadolu Agencyreported.
The potential Turkish military intervention will be conducted against the People's Protection Units (YPG), which Ankara considers as a threat to its security.
According to Roj, Turkey did injure at least seven civilians.
The Kurdish militia, which is estimated to control as much as 25% of Syrian territory, had the backing of USA forces and has been at the forefront of anti-Isis operations in the region.
United Kingdom had three attempts to win or tie the game, as Florida knocked the ball out of bounds on UK's first two possessions. Kentucky had the biggest advantage of the half, as the Wildcats used a 7-0 run to take a 28-20 lead with 5:05 left in the half.
Another Democrat President Bill Clinton faced White House shutdown twice during his tenure between 1992 and 2000. Barack Obama administration had extended them protection. "Shutdown coming?" he tweeted to begin the day Friday.
The messages were originally discovered while Shaw was being investigated for allegedly interfering in a sexual abuse probe . New documents have been released surrounding the circumstances that caused a former police officer to resign from his job.
It's at this meeting last Thursday where Trump is said to have used a vulgarity to describe African countries. Dick Durbin (D-Ill.) speaking at the Center for American Progress in Washington , D.C., Tuesday, Nov 27.
And if the company targeted all gamers instead specific group of highly competitive gamers, it would make everyone happy. If it does, it will probably sport a price tag similar to the one of the first version of the controller.
Throughout the game, the Rockets capitalized on their 46 rebounds and 19 turnovers by the Warriors to come out on top. Jimmy Butler led Minnesota with 23 points, and Karl-Anthony Towns added 22 points and 16 rebounds and five blocks.
Petty's family said today his death past year was due to an accidental drug overdose. U.S. singer Tom Petty died from an accidental drug overdose, his family said.
Syria Is Now Mr. Trump's War
It vowed to continue its "relentless war against terrorist movements" and free Syria of any "illegitimate foreign presence". The administration of US President Donald Trump, in power since January 20, 2017, was also partly to blame, Airwars said .
Andrew Vollero Sells 22881 Shares of Snap Inc (SNAP) Stock
It is positive, as 22 investors sold MAN shares while 134 reduced holdings. 12 funds opened positions while 26 raised stakes. Raymond James Financial restated an "underperform" rating on shares of Snap in a research report on Friday, January 12th.
CPI(M) central committee meet begins to finalise political
A CPM state committee member, on condition of anonymity, said: "This meeting is vital for us as panchayat polls are coming up". There is no divergence of views on the other proposals in the draft report to be discussed at the party Congress.
No suspensions, just fines for Dustin Brown, Evgeni Malkin
Anaheim is 6-3-1 in their last 10 games, which isn't to say that they are a particularly hot team but have been playing well. His 15 goals rank third behind Anze Kopitar and Tyler Toffoli while his points are second to Kopitar's team-leading 46.
One year later, Women's March returns
The idea was first sparked by a Hawaii retiree named Teresa Shook, who took to Facebook just hours after Trump's election. Here's everything you need to know about how you can get involved and make a difference in the 2018 Women's March .
Turkish army launches new strikes on Kurdish militia in…
Turkish President Recep Tayyip Erdogan said this week that Turkey would start operations against the enclave of Afrin within days. The Syrian foreign ministry however strongly denied this, denouncing the operation as a "brutal Turkish aggression".
What we learned from 365 days of Trump polls
Of the 134 countries, approval ratings declined sharply in 65 of them - many of which are US allies and partners. But in that poll, Trump's approval rating was lower than it was in December, when it stood at 41 percent.
Eagles-Vikings NFC Championship Game Predictions
When a team hasn't been to a Super Bowl in a long time , it creates even more pressure and excitement once it reaches this point. When the Eagles and Vikings meet for the NFC championship, it will be all about defense. "That, and it is a matter of will.