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Russians used Mueller discovery materials in disinformation campaign

07:03

Federal prosecutors say that Russian hackers altered information obtained from Bob Mueller’s own case documents and tried to put it to use as part of a disinformation campaign against Mueller’s investigation. NBC Investigations Reporter Tom Winter joins Stephanie Ruhle to break down how hackers got this information and what this breach means. Weighing in: former Federal Prosecutor now Professor at Cardozo Law School Jessica Roth, former RNC Chairman Michael Steele, and former Democratic Congressman Joe Crowley.