For nearly two years, CNN eagerly offered itself up as a platform for House Democrat Adam Schiff and former Director of National Intelligence James Clapper to claim there was “significant evidence” of collusion between the 2016 Trump campaign and Russia. But after the May 7 release of transcripts in which numerous top-level Obama officials admitted they’d seen no evidence of collusion, CNN should be embarrassed by their cozy relationship with Schiff and others who strung the liberal cable network along for 22 months.