It would be understandable if President Trump wakes up troubled these days by four words bouncing around his head: “Loose lips sink ships.â€Understandable — and advisable. The World War II warning against careless talk carries a personal meaning for the beleaguered president. ÂBeset by a hostile media and a ruthless opposition party, Trump now must be careful about every word he says, privately and publicly.The walls, including in the White House, have ears.That was demonstrated in spades last week, most dramatically by the allegations from a CIA officer that Trump used a phone call with the president of Ukraine to solicit foreign...