But a spokesman for Russian president Vladimir Putin said: 'Such threats to Syria's legitimate leaders are unacceptable.' Moscow sided with Mr Assad when he denied responsibility for the attack in Idlib province on April 4.
The U.S. has demonstrated its willingness to carry out strikes against the Syrian regime and its allied forces, including Iran, over the past three months.
President Bashar Assad's government and Russian Federation dismissed the White House allegation that Damascus was preparing a new chemical weapons attack.
The Pentagon said on Tuesday the United States intelligence services had detected increased activity at Shayrat airfield in the central province of Homs, the same base targeted by a massive USA cruise missile strike early in April.
The White Housestatement Monday did not lay out precise details of what shape a "heavy price" for Assad would take after another alleged chemical attack.
On Tuesday, deputy White House spokeswoman Sarah Huckabee Sanders said "all relevant agencies. were involved in the process from the beginning".
The White House statement on Monday night was made without forewarning and caught State Department officials by surprise.
In the days following the missile strike, Defense Secretary James Mattis cautioned that the U.S. was prepared to take further action if Syria launched another gas attack.
The United States has shot down several Iranian drones, bombed Iranian-backed militia allied with Syria, and shot down a Syrian jet that the Pentagon said was preparing to bomb US -backed rebel troops.
Defence Minister Fikri Isik said the Pentagon chief had promised to take back the heavy arms and vehicles the U.S. had provided to the Syrian Democratic Forces (SDF) once the Isis stronghold of Raqqa is captured. In response, Russian Federation has threatened to target coalition aircraft in certain parts of Syria.
The US has fired dozens of cruise missiles at Syria in revenge for a chemical weapons attack - despite a warning from Russian Federation not to get involved.
The chemical threat and sudden White House warning illustrate the challenging complexities of the fighting in Syria, a country whose territory was used by IS to march into Iraq in 2014 and prompt a USA return to the Middle East's battlefield.
The White House offered no details on what prompted the warning.
The White House has issued a stern warning to Syrian President Bashar Assad, claiming "potential" evidence that Syria was preparing for another chemical weapons attack. They said there was "no big change" in the visa process when they applied at the U.S. Consulate in Armenia.
"The continued brutality of the Assad regime and his use of chemical weapons presents a clear threat to regional stability and security, as well as the national security interests of the United States and our allies", Rankine-Galloway added.
Speaking before the House appropriations foreign operations subcommittee, Haley told lawmakers, "The goal is at this point not just to send Assad a message, but to send Russian Federation and Iran a message".
In addition to the White House threat, a series of incidents in recent weeks - including the downing of a Syrian government jet and two Iranian-made drones by USA aircraft - appear to suggest the opposite of Mattis' claims.
A prominent Iranian lawmaker has denounced the Supreme Court's partial reinstatement of President Donald Trump's travel ban, claiming that it's an "obvious breach" of the 2015 nuclear deal between Tehran and world powers, including the United States.
And in April, a Muslim dairy farmer was lynched in the western state of Rajasthan by cow vigilantes for allegedly smuggling cows. However, the situation is now under control and the victim Ansari is being treated a hospital in Dhanbad.
This recent ransomware attack hit companies in the European Union bad, including Maersk and Rosneft , The Verge reports. Russia-based Rosneft Oil Company, Denmark-based shipping giant A.P Moller Maersk also fell victim to the hacking.
Russian Federation was awarded the 2018 World Cup and Qatar the 2022 tournament in a single vote in Zurich in December, 2010. The 42-page summary written by German judge Hans Joachim Eckert was published two months later and disputed by Garcia.
Tests so far have focused on residential high-rise buildings, though similar cladding is used on commercial properties as well. The national testing was ordered after flammable cladding was blamed for the rapid spread of the Grenfell Tower fire .
Two of the recent cases, the fatal shootings of Philando Castile and Sylville Smith, hinged on questions of "reasonable fear". Anthony police officer Jeronimo Yanez during a July 6 traffic stop after Castile said he was armed.
Analysts rated Anadarko Petroleum Corporation (APC) as Buy
Equities research analysts expect that Anadarko Petroleum Corporation will post ($0.84) earnings per share for the current year. COPYRIGHT VIOLATION WARNING: This story was first posted by Transcript Daily and is the property of of Transcript Daily.
Paddington Bear Creator Michael Bond Dies At Age 91
'In Paddington , Michael created a character whose enthusiasm and optimism has given pleasure to millions across the generations. Matt Haig, the novelist who worked on the Paddington film, said: " Michael Bond created an icon of children's fiction".
Jury deliberations begin in police shooting
Prosecutors contend Smith was defenseless when Heaggan-Brown shot him in the chest because Smith had thrown his gun over a fence. Every time they take a shot, it's to kill you because a dead man can't talk, so they can't explain what really happened".
Iraqi forces set sights on Old City riverside in Mosul
The following day, he said, a dozen coalition airstrikes on Mosul's western-most edge killed about 40 militants. Members of Iraqi forces take up positions at the frontline in Old City of West Mosul, Iraq June 27, 2017.
Spithill skippers Oracle to 1st win in America's Cup
Spithill, one of the world's most successful sailors, said it was too soon to say what he or the USA team would do next. CEO Grant Dalton did not detail his plans, but told a media briefing they would "play out in the next couple of weeks".