News in Pictures

REFILE- ADDING YEAR Thailand's Prime Minister Abhisit Vejjajiva (2R) and his counterparts from Vietnam Nguyen Tan Dung (L), Cambodia Hun Sen (2L) and Laos Bouasone Bouphavanh pose for a photo during the Mekong River summit in Hua Hin April 4, 2010. The Mekong River Commission (MRC) comprising of leaders from Thailand, Laos, Vietnam and Cambodia, attend a summit in Thai resort town of Hua Hin to discuss falling water levels in the mighty Mekong river. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2L) is accompanied by his counterparts from Vietnam Nguyen Tan Dung (L), Cambodia Hun Sen (R) and Laos Bouasone Bouphavanh during the Mekong River summit in Hua Hin April 4, 2010. The Mekong River Commission (MRC) comprising of leaders from Thailand, Laos, Vietnam and Cambodia, attend a summit in Thai resort town of Hua Hin to discuss falling water levels in the mighty Mekong river. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (2R) welcomes his counterparts from Vietnam Nguyen Tan Dung (L), Cambodia Hun Sen (2L) and Laos Bouasone Bouphavanh during the Mekong River summit in Hua Hin April 4, 2010.The Mekong River Commission (MRC) comprising of leaders from Thailand, Laos, Vietnam and Cambodia, attend a summit in Thai resort town of Hua Hin to discuss falling water levels in the mighty Mekong river. REUTERS/Damir Sagolj

Thailand's Prime Minister Abhisit Vejjajiva (L) shakes hands with his Cambodian counterpart Hun Sen during the Mekong River summit in Hua Hin April 4, 2010. The Mekong River Commission (MRC) comprising of leaders of Thailand, Laos, Vietnam and Cambodia, attend a summit in Thai resort town of Hua Hin to discuss falling water levels in the mighty Mekong river. REUTERS/Damir Sagolj

Cambodian villagers cross the Mekong River by ferry at Wat Ksach village on the outskirts of Phnom Penh, Cambodia, Sunday, April 4, 2010. Leaders of four countries whose citizens depend on the flow of 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.(AP Photo/Heng Sinith) 

A Cambodian man drives his horse cart at Prek Takov villager near the Mekong River on the outskirts of Phnom Penh, Cambodia, Sunday, April 4, 2010. Leaders of four countries whose citizens depend on the flow of 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. (AP Photo/Heng Sinith)

In this photo taken, Saturday, April 3, 2010, Cambodian men take their horses for washing in the Mekong river bank near Khporp village, Kandal province about 22 kilometers (14 miles) north of Phnom Penh, Cambodia. Leaders of Thailand, Laos, Cambodia and Vietnam are to meet China over claims that large Chinese dams on the upper reaches of the Mekong River are depleting the waterway on which millions of people in Southeast Asia depend. (AP Photo/Heng Sinith)

In this photo taken, Saturday, April 3, 2010, a man sleeps on an hummock on the deck of a ferry crossing Mekong river near Svay Chrum village, Kandal province at the out skirt of Phnom Penh, Cambodia. Leaders of Thailand, Laos, Cambodia and Vietnam are to meet China over claims that large Chinese dams on the upper reaches of the Mekong River are depleting the waterway on which millions of people in Southeast Asia depend. (AP Photo/Heng Sinith)

In this photo taken, Saturday, April 3, 2010, a Cambodian rows their wooden boat in Mekong river near Koh Touch village, Kandal province about 22 kilometers (14 miles) north of Phnom Penh, Cambodia. Leaders of Thailand, Laos, Cambodia and Vietnam are to meet China over claims that large Chinese dams on the upper reaches of the Mekong River are depleting the waterway on which millions of people in Southeast Asia depend. (AP Photo/Heng Sinith)

Map of the Mekong region. Leaders from Cambodia, Thailand, Laos and Vietnam will meet in Hua Hin on Sunday to discuss management of the Mekong river, which reached its lowest levels in decades. (AFP/Graphic)