warsaw one day first meet russian president vladimir putin u.s. president donald trump say thursday one know sure whether moscow intervene 2016 u.s. election suspect russian involvement speak reporters poland trump play assessment intelligence agencies russia meddle election hack democrats email distribute online propaganda think russia think probably people and/or countries see nothing wrong statement nobody really know nobody really know sure trump tell news conference investigations special counsel robert mueller several u.s. congressional committees look whether russia interfere election collude trump campaign probe focus almost exclusively moscow action lawmakers intelligence officials say evidence surface publicly implicate countries moscow deny interference trump say campaign collude russia trump defeat democrat hillary clinton november election meet putin friday g20 summit german city hamburg first official encounter clear whether republican president would bring issue election interference two men meet speech warsaw trump affirm u.s. commitment defense nato ally gently criticize russia trump frequently praise putin strong leader election campaign call good u.s. relations moscow since temper rhetoric representative adam schiff top democrat house representatives intelligence committee say trump remark poland election propagate personal fiction president comment today cast doubt whether russia behind blatant interference election suggest intelligence agencies contrary nobody really know continue directly undermine u.s. interest schiff say statement trump cast doubt news conference media report 17 u.s. intelligence agencies conclude january russia meddle election let start say hear 17 agencies say boy lot even many intelligence agencies right let check heavy research turn three four 17 trump say u.s. intelligence report january accuse russia meddle u.s. election issue office director national intelligence oversee 17 u.s. intelligence agencies report acknowledge base assessment cia federal bureau investigation national security agency hold key classify information russian activities trump say cia tell predecessor democratic president barack obama last august russian interference election nothing stop think happen think hillary clinton go win election say let anything think way would do something trump say putin talk trump play interference u.s. election