washington director national intelligence jam clapper say tuesday u.s. intelligence community report conclude russia orchestrate hack 2016 presidential campaign base mix human source collection technical data open-source information clapper speak senate intelligence committee say much report classify due need protect sensitive source methods assessment release last week u.s. intelligence agencies say russian president vladimir putin order effort help republican donald trump electoral chance discredit democrat hillary clinton 2016 campaign report russian hack rely human source technical collection u.s. spy chief