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Rep. Nancy Mace joins Threat Status: Is the government lying about UFOs?

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The image comprised of four images taken with the navigation camera on Rosetta and released by the European Space Agency ESA on Thursday, Nov. 20, 2014 shows comet 67P/Churyumov-Gerasimenko on Nov. 17, 2014 from a distance of 42 km (26 miles) from the center of the comet. The mystery of where Earth’s water came from has gotten murkier, with astronomers essentially eliminating one of the chief suspects: comets. The European Space Agency’s Rosetta space probe closely examined the type of comet that some scientists theorized could have brought water to our planet 4 billion years ago. It found water, but the wrong kind.(AP Photo/ESA)

The image comprised of four images taken with the navigation camera on Rosetta and released by the European Space Agency ESA on Thursday, Nov. 20, 2014 shows comet 67P/Churyumov-Gerasimenko on Nov. 17, 2014 from a distance of 42 km (26 miles) from the center of the comet. The mystery of where Earth’s water came from has gotten murkier, with astronomers essentially eliminating one of the chief suspects: comets. The European Space Agency’s Rosetta space probe closely examined the type of comet that some scientists theorized could have brought water to our planet 4 billion years ago. It found water, but the wrong kind.(AP Photo/ESA)

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