The most decorated woman in American track and field history is on the verge of retirement. What comes next will be the hard part.
I feel at peace': Allyson Felix exits Olympic stage with record 11th medal
In Final World Championships Race Allyson Felix Snags Medal No. 19 With Mixed 4x400 Team - Team USA
Allyson Felix Renews Her Wedding Vows to Husband Kenneth Ferguson
I Love Track and Field 2.1
Allyson Felix takes aim at goals away from sport of track and field
Allyson Felix Is Running Her Last Race—and Getting Ready For a Mission - The Ringer
Allyson Felix: Five reasons the sprinter will forever be a legend - BBC Sport
Allyson Felix - Wikipedia
Allyson Felix comes out of retirement for 4x400 relay race - Los Angeles Times