On this day: February 14

Posted: 11:55 PM EST Feb 13, 2013   Updated: 2:00 AM EST Feb 14, 2015
Jackie Kennedy, 1962 White House TV tour

Saint Valentine dies a martyr, President Polk has his picture snapped, Al Capone sends his foes a violent Valentine's Day message, and Jackie Kennedy invites TV viewers inside the White House, all on this day.