U.S. cybersecurity officials warn of foreign efforts to sow doubt and chaos around election

From disinformation to hacking and leaking, America's adversaries have never been this busy before an election. U.S. intelligence officials have detailed Russian disinformation, Iranian hacking and leaking efforts and a Chinese focus on congressional candidates critical of Beijing. Nick Schifrin discussed more with Jen Easterly of the Cybersecurity and Infrastructure Security Agency. PBS News is supported by - https://www.pbs.org/newshour/about/funders