Hints and tips:
...Mr Stone is accused of lying to the House intelligence committee about his contacts with WikiLeaks through two alleged intermediaries, Jerome Corsi and Randy Credico....
...Steve Bannon, who was chief executive of Mr Trump’s campaign and later his chief political strategist in the White House, is set to testify....
...Where did Mr Corsi get his information about WikiLeaks from?...
...Mr Corsi and his attorney did not immediately return an email requesting comment....
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