As kidney disease kills thousands across continents, scientists scramble for answers

By Sasha Chavkin

How a rare kidney disease is killing laborers and vexing researchers in three countries.

Excerpts from this story referencing "United States":

"… Yet the search for clues was slow to begin, with governments including the United States moving with little urgency despite warnings of the disease’s toll. And s …"

"… some experts say is necessary.At a 2011 health summit in Mexico City, the United States beat back a proposal by Central American nations that would have listed CK …"