Causes of Abnormal Mucus in the Stool. Examples of conditions that can be responsible for abnormal mucus in the stool can include Irritable Bowel Syndrome--including Ulcerative Colitis and Crohn's Disease (an extremely inflammatory condition)--infection and mechanical obstruction.
Assassination and Death. Four sitting Presidents have been assassinated while in office: Abraham Lincoln, James Abram Garfield (1881), William McKinley (1897-1901), and John F. Kennedy (1961-63).
List of U.S. Presidents. Who Died In Office. U.S. Presidents. Who Died In Office. Since the adoption of the U.S. Constitution in 1787, and the inauguration of our first president in 1789, only 43 men have served as President of the United States , and Barack Obama became the newest president when he was sworn in on January 20, 2009.