News in Pictures

Thailand's Prime Minister Abhisit Vejjajiva (2nd R) and his counterparts from Vietnam Nguyen Tan Dung (R), Cambodia Hun Sen (L) and Laos Bouasone Bouphavanh, pose for a photo during the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2nd R) and his counterparts from Vietnam Nguyen Tan Dung (R), Cambodia Hun Sen (L) and Laos Bouasone Bouphavanh sit in their chairs during the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2nd R) and his counterparts from Vietnam Nguyen Tan Dung (R), Cambodia Hun Sen (L) and Laos Bouasone Bouphavanh get ready for the start of the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2nd R) and his counterparts from Vietnam Nguyen Tan Dung (R), Cambodia Hun Sen (L) and Laos Bouasone Bouphavanh toast with champagne after adopting a declaration during the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2nd R) and his counterparts from Vietnam Nguyen Tan Dung (R), Cambodia Hun Sen (L) and Laos Bouasone Bouphavanh hold hands after adopting a declaration during the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Cambodia's Prime Minister Hun Sen (R) listens as his Thai counterpart Abhisit Vejjajiva addresses the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

Cambodia's Prime Minister Hun Sen (L) gets ready for his speech as his counterparts from Thailand Abhisit Vejjajiva (R) and Laos Bouasone Bouphavanh sit next to him during the Mekong River summit in Hua Hin April 5, 2010. Leaders of four countries badly hit by falling water levels in Mekong river, Southeast Asia's longest waterway, met on Monday with China, blamed by activists for squeezing the upper stream of the river with dams. REUTERS/Damir Sagolj

A Cambodian motor taxi man drive his motorbike loaded mango sacks and ingredient bunches at the Mekong River bank as helped by porters to get off from ferry in Phnom Penh, Cambodia, Monday, April 5, 2010. Leaders of four countries whose citizens depend on the Mekong River for their livelihoods get the chance Monday to confront China over claims that it is draining off their lifeblood with the building of large dams upstream. China and Myanmar will join the summit meeting of the Mekong River Commission, whose members are Thailand, Laos, Cambodia and Vietnam. (AP Photo/Heng Sinith)

A Cambodian man sleeps on an hammock lnear the Mekong River bank at Taprum village, out skirt of Phnom Penh, Cambodia, Monday, April 5, 2010. Leaders of four countries whose population depend on the Mekong River for their livelihoods get the chance Monday to confront China over claims that it is draining off their lifeblood with the building of large dams upstream. China and Myanmar will join the summit meeting of the Mekong River Commission of which Thailand, Laos, Cambodia and Vietnam are members. (AP Photo/Heng Sinith)

A Cambodian boy plays volleyball near the Mekong River bank at Viel Sbov village, out skirt of Phnom Penh, Cambodia, Monday, April 5, 2010. Leaders of four countries whose population depend on the Mekong River for their livelihoods get the chance Monday to confront China over claims that it is draining off their lifeblood with the building of large dams upstream. China and Myanmar will join the summit meeting of the Mekong River Commission of which Thailand, Laos, Cambodia and Vietnam are members. (AP Photo/Heng Sinith)