Billionaire investor Mark Cuban will be among the witnesses scheduled to testify at a U.S. Senate Judiciary panel hearing on Dec. 7 on AT&T’s proposed $85.4 billion acquisition of Time Warner Inc , a committee spokesman said Friday.
Cuban, who owns the Dallas Mavericks and Landmark Theatres movie chain, has been a vocal supporter of the deal, saying on Twitter twtr and in published interviews that the combined company could be a counterweight to big digital companies like Facebook fb , Apple aapl , Netflix nflx , Alphabet googl , Amazon.com amzn and Snapchat.
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Cuban didn’t immediately respond to a request for comment.
Gene Kimmelman, president and CEO of consumer advocacy group Public Knowledge and a former chief counsel for the Justice Department’s Antitrust Division, is also expected to testify, the spokesman said. The group has raised concerns about the merger.