NEW : White House : Audit shows NSA 's efforts to find , address privacy violations . CNN : NSA admits ` ` violations '' do occur , insists most are quickly addressed . Washington Post counts privacy violations -- violations of rules of court orders on surveillance . Congressional leaders express concern about mistakes , call for more oversight .
NEW : White House : Audit shows NSA 's efforts to find , address privacy violations . NEW : NSA admits `` mistakes '' do occur , insists most are quickly addressed . Washington Post counts 2,776 incidents -- violations of rules of court orders on surveillance . Congressional leaders express concern about mistakes , call for more oversight .