Cybersecurity expert says he warned SolarWinds in 2017 they were "incredibly easy" to hack

A former adviser for the software company SolarWinds, at the center of a massive hack of U.S. government agencies and companies, says he warned them years ago about security issues. Nina Jankowicz, a disinformation fellow for the Wilson Center, spoke to Tanya Rivero about President Trump's refusal to blame Russia for the attack, as the rest of his administration is doing.