Today is Tuesday, October 20, the 293rd day of 2015. There are 72 days left in the year. Today's Highlight in History: On October 20, 1965, in one of the more colorful moments of his presidency, Lyndon B. Johnson, recovering from gall bladder surgery at Bethesda Naval Medical Center, pulled up his shirt and jacket to show off his abdominal scar to reporters and photographers. (Although critics were appalled by the display, Johnson later said he was trying to dispel rumors that he'd actually been operated on for cancer.) On this date: In 1714, the coronation of Britain's King George...