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Elena Renken

Chunlin Leonhard is grateful to be back in the United States, even though she's now living under the first federally mandated quarantine in 50 years. "The primary feeling is a sense of relief that I'm back in the States," she says. "I'm just tired and glad and grateful."

Many reports refer to the newly identified coronavirus in Wuhan, China, as a "mystery" virus. Is it really a mystery? Do masks help keep you from getting infected? If an animal carries the virus, will cooking it make it safe to consume?

These are some of the questions circulating about the virus called 2019-nCoV. Here are some answers.

Will a mask protect me?

There's a run on masks in China, with the belief that wearing one in public will protect an individual from exposure to droplets sneezed or coughed out by someone infected with the Wuhan virus.