“Direct agression” by the United States towards the Syrian government and armed forces would lead to “frightening, tectonic shifts” in the Middle East, RIA news agency cited Russian Foreign Ministry spokeswoman Maria Zakharova as saying on Saturday.
Reuters: Russia says U.S. ‘aggression’ in Syria would mean ‘tectonic shifts’

A man looks at a Russian Topol intercontinental ballistic missile launcher at the permanent exhibition of military equipment and vehicles at Patriot Park in Kubinka, outside Moscow, on September 8, 2016. (AFP)