Cambodia hopes a new canal will boost trade. But it risks harming the Mekong that feeds millions. By ANIRUDDHA GHOSAL Associated Press PREK TAKEO, Cambodia (AP) — Cambodia has broken ground to build a $1.

The Associated Press PREK TAKEO, Cambodia—The Mekong River is a lifeline for millions in the six countries it traverses on its way from its headwaters to the sea, sustaining the world’s largest inland fishery and abundant rice paddies on Vietnam’s Mekong Delta.