Memorable Olympic cauldron lighters

POSTED: 12:54 PM PDT July 26, 2012    UPDATED: 10:26 AM PDT July 27, 2012 
Muhammad Ali blurb

The Opening Ceremony of the 2012 Summer Olympics, which will include the lighting of the Olympic cauldron, is set to take place today. Take a look at memorable cauldron lighters from past Olympic Games.