Marathon runner who won a gold medal in the inaugural women's marathon event at the 1984 Olympics.
She began running long-distance as means to rehab a broken leg, and went on to race at Bowdoin College and North Carolina State.
She held the world record for the women's marathon for two years, from April 18, 1983, until April 21, 1985.
She raised two children with her husband Scott Samuelson.
She joined Lance Armstrong as a motivational and congratulatory voice on the Nike + iPod system.