A view of the opening of COP21 on climate change Monday in Paris. More than 150 world leaders are meeting for the 21st Session of the Conference of Parties to the United Nations Framework Convention on Climate Change.
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Historian Mary Beard says real gladiator competitions were probably not as brutal as the film Gladiator (starring Russell Crowe) would have us believe. Still, she says, "I loved Gladiator and I thought its depiction of gladiatorial combat, although it was an aggrandizing picture, was cleverly and expertly done."