CBS News exclusive: Audio captured of threat to fly plane into U.S. Capitol

Read MoreCBS News has learned of a threat to attack the U.S. Capitol on the same day Congress is set to count Electoral College votes. The threat cited Iranian General Qassem Soleimani, who was killed by the U.S. last year. Jeff Pegues has the exclusive report.CBS News has learned of a threat to attack the U.S. Capitol on the same day Congress is set to count Electoral College votes. The threat cited Iranian General Qassem Soleimani, who was killed by the U.S. last year. Jeff Pegues has the exclusive report.