EnergyWire's Sobczak discusses investigation of Ukraine attack, U.S. grid security

Following Ukraine's unprecedented cyberattack in December, EnergyWire launched an investigation into the attack and the security gaps that exist across the U.S. power grid. On today's The Cutting Edge, EnergyWire reporter Blake Sobczak gives background on the Ukraine attack and discusses the vulnerabilities it exposed in the United States' own grid security.