At least 50 Tomahawk missiles were fired at the Ash Sha’irat airfield in the Homs province in western Syria, officials told NBC News.
The cruise missiles, fired from warships in the Mediterranean Sea, targeted the base where American officials believe Syrian government aircraft launched with a nerve agent, possibly sarin, earlier in the week.
Earlier, Trump said that “something should happen” in response to a deadly poison gas attack in the country that killed at least 100 people.
Assad’s government came under mounting international pressure Thursday following the chemical attack, with even key ally Russia saying its support is not unconditional.
Secretary of State Rex Tillerson spoke by phone with Russian Foreign Minister Sergei Lavrov about the poison gas attack that the U.S. attributed to the Russia-backed Syrian government, a senior State Department official says.