PHOTOS: Sharks Swim Towards Extinction

Study finds three shark species to be on the brink of extinction.

PHOTOS: Sharks Threatened by Fin Soup

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The congressional act would close loopholes in the existing U.S. shark finning regulations. This allows the government to keep better track of how many sharks are being harvested, as well as track the sharks themselves. Sharks are almost impossible to identify without their fins, scientists say. (Courtesy Rob Stewart/Sharkwater)
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