Pham Thi Hoang cries while waiting for her missing son Pham Xuan Khanh, 9, who was aboard a tourism boat which sank in Saigon River, Binh Duong province, Vietnam, Saturday, May 21, 2011. A little ... more 
Pham Thi Hoang cries while waiting for her missing son Pham Xuan Khanh, 9, who was aboard a tourism boat which sank in Saigon River, Binh Duong province, Vietnam, Saturday, May 21, 2011. A little boy's birthday party went tragically wrong Friday when the double-decker tour boat capsized during a storm, killing 15 people, including the 3-year-old being honored and four other children, officials said Saturday. (AP Photo) less 
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Associated Press
Sat, May 21, 2011 8:46 AM EDT