washington u.s. president donald trump lawyer tuesday deny trump collude russia interfere last year presidential election say charge mean discredit trump presidency emphatically state nothing russian involvement electoral process michael cohen say statement prepare schedule meet senate intelligence committee investigators ultimately postpone give proximity president unite state candidate let also say never saw anything hint anything demonstrate involvement russian interference election form russia collusion cohen say statement report media organizations tuesday morning cohen attorney stephen ryan travel capitol hill closed-door interview intelligence committee investigators tell committee decide postpone meet senate committee well congressional panel special counsel robert mueller investigate russia report interference 2016 election whether trump top aid collude moscow cohen name surface dossier compile former british intelligence officer christopher steele report cohen play important role liaison russian government secretly meet kremlin officials prague august 2016. steele dossier cohen say statement riddle falsehoods intentionally salacious allegations never life prague anywhere czech republic say current former u.s. intelligence officials say verify detail steele dossier neither debunk entirely immediately clear cohen meet senate investigators postpone committee choose postpone today interview come back voluntary interview whenever meet ryan tell reporters mr cohen continue co-operate cohen say statement collusion charge mean discredit trump presidency also certain country care facts simply want politicize issue choose presume guilt rather presume innocence discredit lawfully elect president public eye say trump 's lawyer deny collusion russia 2016 election