Pentagon issues new policy on social networkingWASHINGTON — Everyone from troops in the field to the highest brass and civilian leaders will be allowed to Twitter, blog and use Facebook and other social networking sites on the military's non-classified computer network, the Pentagon has announced. | Social Networking has opened up a new worldMy doctor has one and so does my pastor, not to mention my children and my boss. Social networking is officially everywhere. It has become commonplace to find just about anyone - even the elderly - on the social media networks such as Twitter, MySpace, Plaxo Facebook, and LinkedIn. | NHL: New York Islanders 5, Chicago 3UNIONDALE, N.Y., March 2 (UPI) -- Blake Comeau notched the first hat trick of his NHL career Tuesday as the New York Islanders skated past Chicago 5-3. |