president donald trump son-in-law adviser jar kushner hire prominent trial lawyer help represent inquiries link russia new york time report monday cite another member legal team kushner take abbe d. lowell newspaper say join senior administration figure include u.s. attorney general jeff sessions vice president mike pence trump hire private attorneys white house come increase scrutiny since department justice special counsel robert mueller number congressional committees launch investigations whether tie russia trump 2016 election campaign team trump key aid repeatedly deny collusion moscow mueller examine kushner meet russian ambassador russian banker part broad enquiry new york time say sign kushner target investigation kushner promise cooperate newspaper add 36-year-old kushner real estate developer previous government experience least three previously undisclosed contact russian ambassador unite state 2016 presidential campaign seven current former u.s. officials tell reuters may mueller become special counsel may leave job wilmerhale legal firm also employ another lawyer kushner jamie gorelick bob mueller leave wilmerhale become special counsel three colleagues join ask mr. kushner get independent legal advice whether continue us counsel gorelick say statement time engage abbe lowell advise decide add mr. lowell team represent various inquiries russia matter say trump monday demand investigators apologize look russian interference possible collusion election campaign accuse predecessor president barack obama collude obstruct provide evidence russia say interfere vote trump son-in-law kushner hire prominent trial lawyer nyt