washington u.s. state department concede first time friday intelligence officials correct say least 22 email send hillary clinton private server contain government sensitive secrets seven email chain clinton time secretary state amount 22 separate message withhold public result information classify high level top secret state department spokesman john kirby say announcement come three days iowa caucus first vote cast presidential nominations clinton lock tight race vermont senator bernie sanders become democratic nominee november election document mark classify time send kirby say add department investigate whether information classify time pass private clintonemail.com email account run server new york home department intelligence officials argue email make public federal court order least five months state department initially maintain clinton might obtain information independently non-classified channel decision long pursue argument add question clinton face months handle sensitive government information seek maintain position favorite become democratic nominee clinton campaign criticize state department decision result bureaucratic infighting over-classification run amok add email release information censor 1,300 email already make public state department say classify include privately share thoughts foreign leaders government officials first time entire chain withhold congressional republicans criticize investigate clinton use private email server work secretary state 2009 2013. republican rival presidency include new jersey governor chris christie call prosecution reince priebus republican national committee chairman say statement clinton put national security diplomatic efforts risk government forbid handle classify information may may mark way outside secure government-controlled channel sometimes prosecute people remove channel government classify information top secret deem leak could cause exceptionally grave damage national security u.s. representative adam schiff california house intelligence committee lead democrat defend clinton statement say classification determinations often complex respond world events real time without benefit months analysis fact federal bureau investigation take clinton server computer equipment decline share detail inquiries white house spokesman josh earnest downplay question whether clinton might prosecute justice department something worry tell reporters clinton initially say never send receive classify information email recent weeks often say none email mark way follow court-ordered schedule state department already release roughly 30,000 work email clinton return department department order release email friday last week ask court one-month extension state department also say would agree request white house clinton email president barack obama 18 withhold public release several years presidential record act u.s. withhold clinton email top secret information