Protective suits were running low in Sierra Leone this month, when a Christian charity decided to ship some over. The charity turned to American medical-wear suppliers, which came back with bad news: The suits needed to treat Ebola are running low in America, too.

“There’s been some sleepless nights,” said Jennifer Mounsey, director of corporate engagement for World Vision, the Christian humanitarian group based in Monrovia, Calif. “We’re all sweating bullets.”

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