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An Iraqi shepherd rides a camel in the Kut desert, about 180 kilometers south of Baghdad, on July 1, 2012, as he leads his caravan of camels on a trip across provinces looking for water and shrubs in a country hit by a wave of heat and drought. Iraq has suffered several droughts over the past decade -- to worsen an already difficult environmental situation, with sandstorms in Baghdad regularly forcing the closure of the capital's airport, and leading to increased hospital visits due to respiratory problems. AFP PHOTO ALI AL- SAADI (Photo credit should read ALI AL-SAADI/AFP/GettyImages)
An Iraqi shepherd rides a camel in the Kut desert, about 180 kilometers south of Baghdad, on July 1, 2012, as he leads his caravan of camels on a trip across provinces looking for water and shrubs in a country hit by a wave of heat and drought. Iraq has suffered several droughts over the past decade -- to worsen an already difficult environmental situation, with sandstorms in Baghdad regularly forcing the closure of the capital's airport, and leading to increased hospital visits due to respiratory problems. AFP PHOTO ALI AL- SAADI (Photo credit should read ALI AL-SAADI/AFP/GettyImages)

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Camels may be source of deadly virus?

Scientists say camels are the source of a SARS-like virus. Erin Burnett says that just doesn't add up.