• CNN.com, Thursday, August 30, 2018 11:11 AM

Facebook COO Sheryl Sandberg and Twitter CEO Jack Dorsey have a agreed to attend a senate hearing next week, but neither Google nor its parent company Alphabet offered anyone who holds an executive office position. Google did offer to send Kent Walker, its senior vice president of Global Affairs. But those sitting on the Senate Intelligence Committee, which wants to talk about tech's role in protecting elections from misinformation and disinformation, wants someone in a higher position to attend and have threatened to leave an empty chair during the session to represent a missing attendee.

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