London Olympics | Women’s 100m race

American sprinters, from left, Tianna Madison, Carmelita Jeter and Allyson Felix watch the replay after the 100m race. Jeter was the only one to place, taking home a silver medal.  (Wally Skalij / Los Angeles Times)

Gold medal winner Shelly-Ann Fraser-Pryce, right, and bronze medal winner Veronica Campbell-Brown embrace after the 100-meter finals. Both are from Jamaica.   (Wally Skalij / Los Angeles Times)

Jamaica’s Shelly-Ann Fraser-Pryce is all smiles after winning the 100-meter race.  (Wally Skalij / Los Angeles Times)

Jamaica’s Shelly-Ann Fraser-Pryce, left, crosses the finish line to win gold ahead of United States’ Carmelita Jeter, center, Jamaica’s Veronica Campbell-Brown, second from right, Ivory Coast’s Murielle Ahoure, right, and Nigeria’s Blessing Okagbare, second from left, in the women’s 100-meter final.  (Mark Duncan / Associated Press)

Jamaica’s Shelly-Ann Fraser-Pryce, left, defeats Carmelita Jeter of the U.S., right, and Nigeria’s Blessing Okagbare to win the 100-meter gold. Jeter won the silver.  (Wally Skalij / Los Angeles Times)