Reuters: A U.S. warship took its first delivery of Italian-made biofuel on Thursday as part of the Navy's program to use more alternative energy. The USS Mason was refueled alongside an Italian vessel, the Andrea Doria, in the seas off of Italy's southern coast with a mix produced by Italy's Eni that has 5.5 percent palm oil biofuel blended into marine fuel. The two destroyers traveled at about 5 knots side by side with a supply ship, the Etna, between them pumping the fuel to both ships through large black...