Republicans are just as scared of the Russia Investigation as Trump.  Also, WHY is the Memo classified?  Security reasons, I doubt it.

"Nunes’ classified memo ‘raises more questions than it answers,’ says former FBI agent Rep. Fitzpatrick" PBS NewsHour 1/25/2018

Excerpt

SUMMARY:  Congressional Republicans are fanning doubts about the Russia probe.  Without offering direct evidence, one senator spoke of corruption and a "secret society" within the FBI.  Meanwhile, a memo drafted by aides to Rep. Devin Nunes reportedly alleges that the FBI abused its powers to surveil the Trump campaign.  John Yang gets reaction from Rep. Brian Fitzpatrick (R-Penn) a former FBI agent.