What Mattered Today: October 10, 2019

The Turkish military offensive continued a second day in Syria against U.S.-allied Kurds, the FBI arrested two Giuliani allies who helped him in the Ukraine, and House Democrats subpoenaed Energy Secretary Rick Perry in the impeachment probe. Plus, controversy over the Nobel Prize in Literature winners, U.S. gymnast Simone Biles set a new record, and what to expect from tonight's LGBTQ presidential town hall. Catch up on the latest headlines from today.

    What Mattered Today: October 10, 2019

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