think there's a krecredible cas. how would the president's involvement with the release of this memo add to that case? >> there's a krecredible case o obstruction of justice against donald trump. his refusal to release this memo as well as his blanket release of the nunes memo without having read it or making the decision before he read it is obstruction of justice. it's not alone but does go to corrupt intent which is one of the two essential elements in any charge of obstruction. the other being interference with a lawful investigation. it goes to motive and intent. >> i want to ask you about another cnn story tonight. our top story, cnn confoirming rob porter was one of 30 to 40 officials operating without full security clearances. the white house has called this backlog and blamed it on the