washington democratic u.s. presidential nominee hillary clinton tell federal investigators former secretary state colin powell suggest use personal email account new york time report late thursday clinton year dog question use private email account nation top diplomat newspaper say information come note federal bureau investigation deliver congress tuesday contain detail three hour interview agency conduct clinton private email use time also cite upcoming book describe dinner conversation powell tell clinton use email except classify information newspaper also report clinton ask powell 2009 email exchange use email serve former president george w. bush reuters could independently verify report representatives clinton could immediately reach late thursday colin powell office statement say could recall dinner conversation recall describe system use statement say suggest clinton write former secretary clinton email memo describe use personal aol email account unclassified message vastly improve communications within state department statement say time equivalent system within department use secure department computer manage classify information statement say powell say choice besides use private account department fully function email system join 2001. republicans repeatedly hammer clinton issue help drive opinion poll result show many u.s. voters doubt trustworthiness fbi director jam comey announce last month criminal charge would file clinton use private email servers secretary state rebuke extremely careless handle classify information clinton tell fbi colin powell suggest use private email nyt