Great Britain's Helen Glover (left) and Heather Stanning celebrate winning gold in the women's pair final at Eton Dorney Lake, London.

Great Britain's Helen Glover (left) and Heather Stanning celebrate winning gold in the women's pair final at Eton Dorney Lake, London.

A dead 30-tonne humpback whale lies in the Newport Beach rockpool north of Sydney on August 1, 2012. The 11.6 metre adult humpback, which appears to have been dead for several days, washed up in the ocean baths overnight as rough seas lashed parts of Australia's east coast. (Photo credit: TORSTEN BLACKWOOD/AFP/GettyImages)

Indian Dalit - untouchable - Christians hold crosses during a protest rally against the National Commission for Scheduled Castes and Scheduled Tribes for its recent rejection of the demand for reservation for Dalit Christians and Muslims, in New Delhi on August 1, 2012. Thousands of protestors, church leaders, nuns, bishops and priests of the National United Christian Forum demanded that the United Progressive Alliance (UPA) government grant equal rights and reservation for the Dalit Christians and Muslims. (Photo credit: RAVEENDRAN/AFP/GettyImages)

A man holding a pole stay on the mound of garbage washed ashore by big waves as others look for recyclable materials Wednesday, Aug. 1, 2012 along Roxas Blvd. in Manila, Philippines. The slow-moving Typhoon Saola killed at least 12 people and displaced 154,000 in the Philippines. (Photo credit: AP Photo/Pat Roque)

Silvestra Baguio, 83, reacts as she is carried along a flooded area by police while they transfer her to a temporary evacuation center at Malabon city, north of Manila, Philippines, Wednesday Aug. 1, 2012. The slow-moving Typhoon Saola displaced 154,000 people in the country. (Photo credit: AP Photo/Aaron Favila)

Illegal subsidiary wires are seen mangled to the main cables on an electric pole in New Delhi, India, Wednesday, Aug. 1, 2012. Vast amounts of power bleeds out of India's antiquated distribution system or is pirated through unauthorized wiring. An estimated 620 million people were left without electricity Tuesday afternoon after India's northern, eastern and northeastern grids cascaded into failure. (Photo credit: AP Photo/ Manish Swarup)

Filipino men wade through chest-deep floods at Malabon city, north of Manila, Philippines on Wednesday Aug. 1, 2012. The slow-moving Typhoon Saola displaced 154,000 people in the Philippines. (Photo credit: AP Photo/Aaron Favila)

Egypt's Hesham Mesbah (white) competes with Kazakhstan's Timur Bolat (blue) during their men's -90kg judo contest match of the London 2012 Olympic Games on August 1, 2012 at the ExCel arena in London. (Photo credit: JOHANNES EISELE/AFP/GettyImages)

A multiple exposure picture shows Azerbaijan's Elkhan Mammadov (white) competing with Germany's Christophe Lambert (blue) during their men's -90kg judo contest match of the London 2012 Olympic Games on August 1, 2012 at the ExCel arena in London. (Photo credit: FRANCK FIFE/AFP/GettyImages)

Senegal's Mareme Faye competes in the women's 100m freestyle heats swimming event at the London 2012 Olympic Games on August 1, 2012 in London. (Photo credit: GABRIEL BOUYS/AFP/GettyImages)

Norway's pivot Heidi Loke jumps as she shoots during the women's preliminaries Group A handball match Norway vs South Korea for the London 2012 Olympics Games on August 1, 2012 at the Copper Box hall in London. (Photo credit: JAVIER SORIANO/AFP/GettyImages)

Chen Xue of China and Xi Zhang of China celebrate during the Women's Beach Volleyball Preliminary match between China and Greece on Day 5 of the London 2012 Olympic Games at Horse Guards Parade on August 1, 2012 in London, England. (Photo credit: Ryan Pierse/Getty Images)