An al Qaeda video calling for "electronic jihad" illustrates the urgent need for cybersecurity standards for the most critical networks in the United States, a group of senators said. The video calls for cyberattacks against networks such as the electric grid and compares vulnerabilities in the United States' critical cyber networks to the vulnerabilities in the country's aviation system before 9/11, according to a statement Tuesday from the Senate Committee on Homeland Security and Governmental Affairs. "This is the clearest evidence we've seen that Al Qaeda and other terrorist groups want to attack the cyber systems of our critical infrastructure,"...