@CNN: The revelation that a black hole grew in just five hundred million years challenges our models of how early galaxies formed | Don Lincoln writes for @CNNOpinion https://t.co/5nZ9FRM2yZ https://t.co/OtGBXw9lJi

December 12, 2017 / The Arbiter / CNN

@CNN: The revelation that a black hole grew in just five hundred million years challenges our models of how early galaxies formed | Don Lincoln writes for @CNNOpinion https://t.co/5nZ9FRM2yZ https://t.co/OtGBXw9lJi

The revelation that a black hole grew in just five hundred million years challenges our models of how early galaxies formed | Don Lincoln writes for @CNNOpinion https://t.co/5nZ9FRM2yZ http://pic.twitter.com/OtGBXw9lJi

— CNN (@CNN) December 12, 2017

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