US, Russia trade rhetoric, edge toward showdown over Syria

FILE - This file Dec. 12, 2017 file photo, Russian President Vladimir Putin addresses the troops at the Hemeimeem air base in Syria. With the Middle East on edge and many fearing inadvertent triggering of regional war, it is easy to forget that two weeks ago Trump shocked advisers in declaring an intention to withdraw troops from Syria. Now, apparently angered by a suspected chemical attack, Trump is threatening imminent military strikes against the Syrian government forces he blames and rattling a saber at Syria’s patron Russia. (Mikhail Klimentyev/Pool Photo via AP, File)

MOSCOW — When the U.S. fired Tomahawk missiles at a Syrian airfield a year ago after a chemical weapons attack, the Pentagon gave Moscow advance warning to get its personnel out of harm’s way.