Trump seeks to justify Iran war, but stated objectives shift

President Donald Trump on Monday sought to justify a broad, open-ended war on Iran, offering his most extensive public comments yet on an operation whose stated aims and timeline have shifted since it began over the weekend.

Trump, who was back at the White House after a weekend in Florida, said the U.S. and Israeli air attacks that began on Saturday had been projected to last four to five weeks but could go on longer. The military campaign has killed Supreme Leader Ayatollah Ali Khamenei...