But Comey's disclosure, made in a notice to Congress that leaked to reporters, has prompted strong criticism of the Federal Bureau of Investigation from Democrats and some Republican lawmakers who have questioned whether Comey violated Justice Department policies by making a decision so close to Election Day that risked shaking up a political campaign.
The bureau team, which previously investigated Clinton's use of a private email server while she served as secretary of state, found the emails on a hard drive pulled from a laptop used by Clinton aide Huma Abedin's estranged husband Anthony Weiner, the former NY congressman who is under investigation for allegedly sexting with a minor.
But agents recently discovered emails that may be relevant to the case when examining the computer of former New York Rep. Anthony Weiner, the estranged husband of one of Clinton's top aides, Huma Abedin.
"Investigations into her crimes will go on for a long, long time", he said, adding that voters could "deliver justice" with their vote.
"We're glad this issue is resolved but for the record, this could easily have been learned before 1st letter was sent", Clinton spokesman Brian Fallon wrote on Twitter.
"Based on our review, we have not changed our conclusions that we expressed in July with respect to Secretary Clinton", Comey wrote Sunday. A new Washington Post-ABC News Tracking Poll finds Trump now holds an edge on which candidate is honest and trustworthy, while 59 percent disapproved of Clinton's handling of her email on a personal server while serving as secretary of state.
"It's a totally rigged system".
Body of East Texas girl, 10, found in well, relative held
When she disappeared from Bullard First Assembly she was wearing a black Racquet & Jog t-shirt with a peach-colored skirt. Upon arrival, volunteers should report to law enforcement officials to check in and receive further instructions.
The campaign appeared to signify it would not gloat over the announcement, as Palmieri declined to answer questions as she customarily does.
"During that process, we reviewed all of the communications that were to or from Hillary Clinton while she was secretary of state", Comey said.
At a speech in Cleveland, Hillary Clinton didn't comment on James Comey's new findings regarding the recovered emails.
Investors have been anxious over signs that the USA presidential race was tightening. Democrats need to pick up four seats if Clinton wins to take back control of the chamber.
Obama had not mentioned the case during recent appearances at Clinton campaign rallies in Florida and Ohio. Donald Trump's policies are less clear, and the uncertainty and uncomfortable closeness of the polls caused jitters in financial markets ahead of Tuesday's general election. The latest Reuters/Ipsos poll showed Clinton with a 5 percentage point lead over the NY businessman nationally - 44 percent to 39 percent support - while races in the swing states of Florida and North Carolina shifted from favoring Clinton to being too close to call.
Republican National Committee Chairman Reince Preibus said that while the probe had not led to criminal charges, it produced evidence that Clinton broke the law and "repeatedly lied to the American people about her reckless conduct".
Speaking at a campaign rally at Sterling Heights in the U.S. state of MI on Sunday evening, Trump claimed that "a rigged system" was protecting the Democratic presidential candidate.