Top U.S. election security official says Russia will “come back” to intervene in 2020

Americans voted in state and local elections across the country on Tuesday, less than a year before the 2020 presidential election. As we saw in 2016, there are still concerns about foreign interference in next year’s campaign. The government’s top electoral security official said the threat has not disappeared. “CBS This Morning” co-host Tony Dokoupil spoke with Chris Krebs, director of the Department of Homeland Security Cybersecurity and Infrastructure Security, to see what it does in protecting your vote.