Summarize

Mysterious deadly illness in Cambodian children tied to hand, foot and mouth disease.

Hand, foot and mouth disease has been raging across Asia and usually causes a telltale rash. The disease is most common in children younger than 5, and younger kids tend to have worse symptoms. http://www.cbsnews.com/8301-504763_162-57468483-10391704/mysterious-deadly-illness-in-cambodian-children-tied-to-hand-foot-and-mouth-disease/?tag=cbsnewsSectionContent.8

Summarize:

A mysterious disease affected children younger than 5 years old across Asia. This disease sometimes causes a rash and is now known as Hand, foot and mouth disease.