Hackers, probably Russian, successfully broke into electric utilities last summer. Homeland security officials revealed those intrusions for the first time last week. There were also reports last week of attempted cyberattacks on various members of Congress, and this week, the Senate is likely to have a showdown over funding for election security.  There had been a White House cybersecurity coordinator who organized the national response to cyberattacks, but the Trump administration eliminated the job back in May. Marketplace Tech host Molly Wood talks with Daniel Castro, vice president at the nonprofit Information Technology and Innovation Foundation, about what this means for U.S. cybersecurity. (07/31/2018)