Peter Thiel, who has drawn fire from fellow tech executives for supporting Donald J. Trump, plans to address the issue in a speech this month.
The Republican candidate livestreamed his own debate coverage on Facebook, complete with commentary.
Mark Zuckerberg defended Thiel's status as a Facebook board member in a message to employees, The Verge reports.
The Republican candidate was involved in 57 percent of Twitter conversations by the halfway point of the third debate.
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