Nunes’ memo 'raises more questions than it answers'

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.