CNN CNN Newsroom November 25, 2013 18:58:00
>> as the bells rangs out in dealey plaza to commemorate john kennedy, an 85-year-old great grandmother watched and listened and more than anyone in the audience, she must have felt a double heartache. the nation lost a president, she lost a husband. >> a dallas police officer was shot and killed while chasing a suspect. >> marie tippit was home that day. she remembers her husband coming home for a quick lunch before he headed back to his patrol car. it was suddenly a very hectic day. >> they called him and told him a description of the person they were looking for. >> that person was lee harv...