Under Secretary of Defense for Policy Colin Kahl said the war in Ukraine has entered a new phase in which Ukrainian troops will need more armored vehicles to battle an invading force of Russians now entrenched behind the front lines. “The Russians are really digging in,” he told reporters today at the Pentagon. “They’re digging trenches, they’re putting in these dragon’s teeth, laying mines. They’re really trying to fortify that FLOT, that forward line of troops.” Kahl, who recently returned...