President Trump on Sunday suggested that it was Congressional Democrats and their questioning of Michael Cohen that may have led to the outcome of last week’s summit meeting with North Korea. In a tweet Trump said: “For the Democrats to interview in open hearings a convicted liar & fraudster, at the same time as the very important Nuclear Summit with North Korea, is perhaps a new low in American politics and may have contributed to the “walk.” Never done when a president is overseas. Shame!” The summit with North Korean dictator Kim Jong Un was abruptly cut short Thursday after...