Perhaps the biggest surprise of FIFA 2018 is the Russian squad. They came in as the lowest ranked team but have outscored their opponents 8:1 so far. CNN's Frederik Pleitgen visits their training center in Novogorsk to talk to some of the star players.

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A pediatrician in Colorado examines young children newly separated from their parents and shares her observations with CNN. She says that while their physical condition was fine, emotionally "they were the opposite of stable."

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President Trump escalated trade tensions with China when he threatened to impose tariffs on an additional $200 billion worth of Chinese goods if Beijing follows through with its promise to retaliate against a previous round of US tariffs. CNN's Tom Foreman reports.

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