 Complete the following phrase:  Re-elected to a second term in November 1900, William McKinley died eight days after being shot by Leon Czolgosz on September 6, 1901. Next, Warren G. Harding suffered a heart attack, and died on August 2, 1923. On April 12, 1945, Franklin D. Roosevelt who had just begun his fourth term in office collapsed and died as a result of a cerebral hemorrhage. The most recent U.S. president to die in office was John F. Kennedy, who 