Jamaica’s Veronica Campbell-Brown (L) finishes first in her women’s 200m semi-final ahead of Carmelita Jeter of the U.S. during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012.

Jamaica's Veronica Campbell-Brown (L) finishes first in her women's 200m semi-final ahead of Carmelita Jeter of the U.S. during the London 2012 Olympic Games at the Olympic Stadium August 7, 2012.

After 100 metres golds for Usain Bolt and Shelly-Ann Fraser-Pryce, Veronica Campbell-Brown bids to continue Jamaica's sprint dominance and become the first woman to win three Olympic 200 metres ...