What Mattered Today: November 1, 2019

The U.S. presidential race heated up with Beto O'Rourke dropping out and Elizabeth Warren unveiling her long-awaited health plan. Plus, Google will acquire smartwatch company Fitbit and all its health data, the U.S. opened a national security investigation into popular social media app TikTok's parent company, and the Keystone Pipeline leaked an estimated 383,000 gallons of oil into North Dakota. Read up on these and more of today's top headlines.

    What Mattered Today: November 1, 2019

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