1. President Trump stood by his strident comments on North Korea, tweeting that military solutions are “locked and loaded” should the isolated state act unwisely.

Even a limited U.S. strike would pose risks that the North’s leader, Kim Jong-un, might retaliate, setting off a spiral of escalation. But our White House team notes that Mr. Trump’s tweets do not necessarily indicate a change in military readiness, or any imminent action. There has been little if any sign of a U.S. mobilization.