On Wednesday, US Secretary of State Rex Tillerson said the United States and Russian Federation had the potential to coordinate in Syria to bring stability to the region and that Washington was open to explore the establishing of no-fly zones with Russian Federation and sending ground ceasefire observers.
Tillerson made no mention of Assad's future, but he did say that Russian Federation, as Syria's most powerful ally, "has an obligation to prevent any further use of chemical weapons of any kind by the Assad regime".
The Trump administration on Wednesday renewed an offer to cooperate with Russia in the Syrian conflict, including on military matters, ahead of President Donald Trump's meeting with Russian leader Vladimir Putin later this week.
Pifer said he hopes Trump and Putin "take a look at the range of issues, but follow the approach that Tillerson laid out".More news: Gas prices in Rhode Island down 3 cents per gallon
"First, parties in Syria must ensure stability on the ground", Tillerson said in a State Department statement.
On July 4, a representative of Syria's opposition in Astana said the armed opposition disagrees with a proposal for Iran's military to monitor the areas because Iranian forces are armed combatants who fight on the side of the Syrian government's troops.
In previous reports, the JIM already determined that Syrian government forces were responsible for chlorine attacks on three villages in 2014 and 2015, and that the Islamic State used mustard gas in 2015.
Diplomats from Russia, Iran, and Turkey have failed to reach agreement on final details regarding so-called "de-escalation zones" in parts of war-torn Syria. Tillerson clarified that the U.S.no longer saw a future for Assad at the helm of Syria, but would instead focus on defeating ISIS in Syria.More news: Venus Williams left tearful by vehicle crash questions
Russia, Turkey and Iran have made a decision to hold the next global meeting in Astana on the settlement in Syria during the last week of August, Kazakhstan's Foreign Minister Kairat Abdrakhmanov told a plenary meeting on the settlement in Syria.
"I think that [the two leaders will discuss] the Syrian [conflict] resolution, the Astana process, and the issues of possible Russian-American cooperation", Peskov said, adding, that the joint fight against terrorism will be discussed if the USA is ready for it.
Bashar al-Jaafari, Syria's ambassador to the United Nations and leader of the Syrian government delegation to Astana, attributed the failure of the meeting to reach a final agreement on "counter-efforts" of the Turkish side, reports SANA.More news: Venus Williams blamed in fatal Palm Beach Gardens crash