The distances above are based on a reaction time of 0.67 seconds, which assumes the driver is alert, concentrating and not impaired. Driving when tired, distracted or impaired significantly increases reaction times, so the thinking distances above should be regarded as minimums.
Vice-President Aaron Burr killed his political rival Alexander Hamilton in a duel in Weehawken, NJ, resulting from a published letter that implied Hamilton had made derogatoryâ¦ comments about Burr's character.
It is believed that Lee Harvey Oswald fired the shots that killed the president. Two hours after the assassination, Vice President Lyndon B. Johnson was sworn in as president on Air Force One at Dallas Love Field in Dallas, Texas.