Emergency fire shelters can save lives but raise questions

BOISE, Idaho (AP) — Fourteen firefighters in California had to use emergency fire shelters to survive a destructive blaze, raising questions about how well the shelters work. The U.S. Forest Service spent years trying to come up with a better device for wildland firefighters who find themselves about to be overrun by flames with no escape. But the prototypes were rejected last year after officials decided the current shelter provided the most practical amount of protection given trade-offs