Sheryl Sandberg: Opting out of data-based ads on Facebook would be a 'paid product'
NBC's Savannah Guthrie asks Facebook COO Sheryl Sandberg about providing users with an "opt-out" button to request their profile data not be used for advertising.
Migrant caravan of 7,000 continues through Mexico toward US02:04
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Migrant caravan headed toward US stopped at the Guatemala-Mexico border01:36
Trump questions Saudi explanation of Khashoggi’s death03:09
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At least 30 people injured when floor collapses during a party in South Carolina01:44