On Thursday, we chronicled President Obama's series of decisions to carry on with his public schedule -- a burger joint photo op, a partisan speech on infrastructure spending, and a pair of Manhattan fundraisers -- in the midst of two major international crises. First, Russian-backed and -armed separatists in Ukraine shot down a commercial airliner, killing nearly 300 innocent civilians, including one American. The attack marked a dramatic and lethal escalation of the war in Eastern Ukraine, in which Russia is a malignant and destructive actor. New evidence appears to indicate that Moscow has been highly interested in obtaining the...