David Merlini breaks world's submerging record

David Merlini keeps submerging in a crystal watertank in Manama, capital of Bahrain, April 26, 2009. Merlini submerged Sunday in that crystal watertank for a total time of 21 minutes and 29 seconds, which transcended the original world record of 18 minutes and 3.69 seconds. (Xinhua/Zhang Ning)