Hillary ClintonHillary Diane Rodham ClintonHillicon Valley: Trump pushes to speed up 5G rollout | Judge hits Roger Stone with full gag order | Google ends forced arbitration | Advertisers leave YouTube after report on pedophile ring 4 ways Hillary looms over the 2020 race Hillary Clinton met with Biden, Klobuchar to talk 2020: report MORE on Thursday decried the spread of fake news online, calling it an “epidemic” that Congress should take action against.

“The epidemic of malicious fake news and false propaganda that flooded social media over the past year — it’s now clear the so-called fake news can have real-world consequences,” Clinton said during a speech on Capitol Hill.

Some Democrats have argued the spread of anti-Clinton fake news online contributed to her electoral loss to Donald TrumpDonald John TrumpSchiff urges GOP colleagues to share private concerns about Trump publicly US-China trade talks draw criticism for lack of women in pictures Overnight Defense: Trump to leave 200 troops in Syria | Trump, Kim plan one-on-one meeting | Pentagon asks DHS to justify moving funds for border wall MORE.

The issue has received renewed attention this week after a gunman entered a pizzeria in Washington that was at the center of a false viral conspiracy theory that alleged it was home to a pedophilia ring operated by Clinton and her inner circle.

“This isn’t about politics or partisanship,” Clinton continued during her speech Thursday at a ceremony honoring retiring Senate Minority Leader Harry ReidHarry Mason ReidHarry Reid says he won’t make 2020 endorsement until after Nevada caucus Sanders hires veteran progressive operative to manage 2020 bid Constitutional conservatives need to oppose the national emergency MORE (D-Nev.).

“Lives are at risk — lives of ordinary people just trying to go about their days, to do their jobs, contribute to their communities.”

“It’s a danger that must be addressed and addressed quickly,” she said.