chuck grassley republican chairman senate judiciary committee hint possibility lay obstruction justice charge donald trump conversation cnn manu raju yesterday.raju relay message grassley rank member dianne feinstein democrat california senate hallways accord raju feinstein say want judiciary committee investigate potential obstruction justice raju refer letter feinstein write grassley friday beg committee investigate issue raise question obstruction justice issue develop legal staff present us subject full committee hear grassley response one want hear let give process answer grassley reply raju sen. feinstein want talk phone today send word back like sit face-to-face work subpoena stuff future work whole program raju press detail ask okay though look potential obstruction justice something committee go leave conversation feinstein grassley answer.dianne feinstein letter grassley mainly focus fire act attorney general sally yates january 26 27 warn white house counsel then-national security advisor michael flynn lie contact russian ambassador lead flynn force resignation also mention necessary committee could subpoena director national intelligence dan coat national security agency director administrator mike rogers follow unforthcoming responses question senate intelligence committee.these could subpoena chuck grassley refer make mind read feinstein letter watch raju grassley exchange here.grassley say 's meet soon feinstein discuss subpoeanas russia fbi comey probe https //t.co/wgndvuy29d manu raju mkraju june 13 2017featured image via chip somodevilla/getty image republican senator consider obstruction justice investigation trump detail