But the USA has renewed a push for the United Nations Security Council to establish a new inquiry into who is to blame for using chemical weapons in Syria.
Meanwhile, Theresa May, the British prime minister, said on Monday that the Syrian government "and its backers, including Russian Federation, must be held to account" if it is found to be responsible for dropping chemical weapons on Douma residents.
The situation is being discussed on Monday by the UN Security Council - a group of countries that work together to try to bring peace - and the European Union has called for an "immediate response by the worldwide community".
Russian Federation and Syria have blamed Israel for an attack on a Syrian military airport on Monday that reportedly killed at least 14 people.
"We are very concerned", Trump said.
Rep. Ed Perlmutter, D-Colo., said he was working to further understand the details of the latest alleged chemical attack, and also pointed out that Assad is not supposed to have chemical weapons under the 2013 deal.
The new proposed United Nations resolution includes rival Russian and Western proposals for a new body to assess blame.
He objected to Haley referring to his government as a "regime" and warned that he would raise a point of order the next time she did that - a move that could disrupt Council meetings, a frequent happening during the height of the Cold War. Trump has declared his intent to withdraw USA troops from Syria in the coming months, despite resistance from many of his advisers.
"If it's Russian Federation, if it's Syria, if it's Iran, if it's all of them together, we'll figure it out and we'll know the answers quite soon", Trump said.
The Syrian government denied the chemical weapons allegations, calling them fabrications.
There is an global law which bans countries from using chemical weapons in wars, as they are deemed too cruel to use on other people. The strike took place after a suspected chemical weapons attack on the rebel-held town of Douma which, according to one Syrian aid organisation, killed at least 60 people.
Like past reports of alleged chemical attacks on the rebel-controlled enclave, the global reaction has been polarised.
August 21, 2013: In the Damascus suburb of Ghouta, more than 200 people are reportedly killed by poison gas.
Since 2012, Israel has struck inside Syria more than 100 times, mostly targeting suspected weapons' convoys destined for the Lebanese militant group Hezbollah, which has been fighting alongside Syrian government forces.
As he began an evening meeting with military leaders at the White House, Trump promised to "make a decision tonight or very shortly thereafter".
So the US must keep all options open. The faction in Douma will release around 200 people held captive, the source said.
Ms Haley has called for a vote on Tuesday on a draft resolution to set up a new inquiry into the use of chemical weapons in Syria.
A Syrian woman holds a child and runs for cover following Syrian government air strikes on the Eastern Ghouta rebel-held enclave of Douma, on the outskirts of the capital Damascus on March 20, 2018. He noted that Russian Federation was a guarantor of a 2013 agreement to eliminate Syria's entire chemical weapons arsenal, suggesting Moscow shares blame for the suspected gas attack.
"We have a lot of options militarily, and we'll be letting you know pretty soon".
The measures affect the seven oligarchs, 12 companies they own or control, as well as 17 senior Russian government officials. The action targeted Russian oligarchs whose companies have wide-ranging involvement in global capital markets.
Conor McGregor hit the headlines for the wrong reasons on Thursday after being stripped of his UFC lightweight title. This weekend's fight against Alex Caceres provided Lobov an opportunity to try to end a two-match losing streak.
And if you haven't grabbed the game yet, PC, PS4, and Xbox OneGhost Recon Wildlands is available for purchase at Amazon on. It will also contain an exclusive customization pack, four Special Ops Battle Crates, and four Ghost War Battle Crates.
In response, an evacuation agreement signed with the Jaysh al-Islam rebel group that contorls Douma has been put on hold. There are tens of thousands of people estimated to be living in Douma, according to Reuters .
If current gains for S&P 500 hold, it would be the best three-day run since Trump's election victory in November 2016. JPMorgan Chase gained $1.79, or 1.6 percent, to $112.22 and Citigroup added $1.16, or 1.7 percent, to $70.47.
By one estimate, as many as 24.3 million people may not respond to the Census if it includes a citizenship question. Department of Commerce's alleged "unconstitutional and arbitrary decision" to add the citizenship question.
The unprecedented meeting was arranged through a group of South Korean envoys who met with Kim in Pyongyang last month. If the talks go ahead, it would be the first time a sitting United States president has met a North Korean leader.
The Alliance of American Football league named Spurrier head coach of a new professional league team based in Orlando. To help him steer the league, Ebersol has brought on former NFL general manager Bill Polian, now an analyst for ESPN.
Total volume is the number of shares or deals that point towards the overall activity of a security or market for a given period. Zeke Ashton increased its stake in Brown & Brown Inc (BRO) by 82.81% based on its latest 2017Q4 regulatory filing with the SEC.
German news agency dpa reported that police confirmed arrests in connection with the half-marathon but gave no further details. Meanwhile, investigators are still trying to establish the motive for the ramming.
The relief is temporary for the actor as the Bishnoi community, who registered the case earlier are unhappy with the bail verdict. Khan applied for bail after the lower court Thursday ruled him guilty under wildlife protection laws and ordered the jail term.
Nebenzia said: "Great Britain refuses to cooperate with us on the pretext that the victim does not cooperate with the criminal". Security Council meeting in NY on Thursday , during which Russian Federation warned Britain that it was "playing with fire".
Korea seeks summit with Trump in Pyongyang
The countries will hold at least one more meeting on these issues to discuss the summit's agenda. South Korean President Moon Jae-in and US President Donald Trump have both agreed to meet Kim.
Turnout high in Hungary as Orban fights to retain power
Some 8 million voters cast their votes in more than 10,000 polling stations from 6 am (0400 GMT) local time until 7 pm (1700 GMT). The strongest opposition party is the formerly far-right Jobbik, which has recast its image as a more moderate nationalist force.
Oil price hit by trade war fears
China's ambassador to the U.S., Cui Tiankai, also said his first choice would be to consult the U.S. over trade. West Texas Intermediate (WTI) crude CLc1 futures fell 14 cents to settle at $63.37 a barrel, off 0.22 percent.
J&K: Decapitated body of abducted man found in Hajin
Last year, a similar case of slitting of throat by the militants surfaced in Hajin. "The inhuman way in which the youth was done to death is against the social ethos and cultural value system of the State", said Ms.
Saudi Arabia grants US firm first licence to operate cinemas
Having emerged victorious and won the first license, AMC will open its first theater in Riyadh in two weeks time on April 18. The first film the cinema will screen will be hit Marvel superhero flick Black Panther , a source added to Reuters .