Republicans joined Democrats in calling on the Pentagon’s inspector general to look into whether the Trump administration was responsible for the interruption.
A bipartisan group of 12 senators called on the president to drop his decision to ease sanctions on Russia’s exports of diesel fuel, saying the deal would help Moscow continue the war in Ukraine.
The letter, led by Senator Richard Blumenthal, Democrat of Connecticut, came just weeks after Congress overwhelmingly approved legislation intended to increase economic pressure on Moscow and its allies.