The Pentagon is taking a more active role in protecting critical infrastructure -- including telecom and financial services -- based on concerns that system vulnerabilities could undermine national security, just as the Defense Department's own cybersecurity practices are being questioned by congressional investigators. A Government Accountability Office report raises concerns about the Pentagon's push to modernize and digitize its weapon systems, suggesting DOD has failed to adequately protect those systems from cyberattacks. The report by GAO comes as the Trump...