LONDON -- David Rudisha provided the signature moment of the track and field meet at these Olympic Games. Usain Bolt rocked the house.
But Allyson Felix turned in a performance every bit as impressive as Bolt's, and if that sounds grandiose -- facts are facts. He will be leaving London with three gold medals and a world record. So will she.
Read the rest at NBCOlympics.com: http://bit.ly/QpVxOT