China's Grim Harvest

China's President isn't used to being heckled. But last Thursday, as Hu Jintao addressed reporters at the White House during his U.S. visit, a woman from a newspaper run by the meditation sect Falun Gong loudly interrupted him, calling him a "murderer" and threatening that his days were numbered. Among other allegations, Falun Gong, which is banned in China, accuses Chinese hospitals of harvesting organs from executed prisoners—including some of the sect's own members—and selling them for transplants.

But Falun Gong activists aren't the only ones concerned about China's organ trade. A day before Hu's interrupted White...