President Donald Trump wrongly dismissed the continuing threat of the Islamic State group and spread a false tale of the U.S. paying out billions of dollars to Iran as part of the multinational deal freezing its nuclear program in an address Wednesday that fell short on facts. He also made an assertion that is as dubious as it was provocative: that the Iranian missiles fired by Tehran at two military bases hosting U.S. forces in Iraq were paid for by money “made available” to Iran by the Obama administration. A look at some of the president’s claims in his remarks...