Children suffering with birth defects compete in a 25 Meters sprint event during a "Special Olympics" held by the survivors of the deadly 1984 Bhopal gas leak in an effort to shame Olympic sponsor Dow Chemical Co. on the eve of the London Games in Bhopal, July 26, 2012. Survivors say Dow owes them compensation for the world's worst industrial disaster and have campaigned to have the chemical giant dropped as a sponsor of the Olympics (AP Photo/Altaf Qadri).
A boy suffering with birth defects competes in a race during a "Special Olympics" in Bhopal (AP Photo/Altaf Qadri).
Children suffering with birth defects wait to compete in a wheel chair race during a "Special Olympics" Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
Children suffering with birth defects compete in a wheel chair race during a "Special Olympics" in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
A boy suffering with birth defects competes in a "crab-walk" race during a "Special Olympics" in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
A woman carries her son suffering with birth defects to compete in an event during a "Special Olympics" in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
Spectators watch children suffering with birth defects, unseen, participate in a "Special Olympics" in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
People watch children suffering with birth defects, unseen, participate in a "Special Olympics" held by the survivors of the deadly 1984 Bhopal gas leak in an effort to shame Olympic sponsor Dow Chemical Co. on the eve of the London Games in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).
Children suffering with birth defects compete in a 25 meters sprint event during a "Special Olympics" held by the survivors of the deadly 1984 Bhopal gas leak in an effort to shame Olympic sponsor Dow Chemical Co. on the eve of the London Games in Bhopal, July 26, 2012 (AP Photo/Altaf Qadri).