PALMDALE - As part of this year's celebrations marking the 20th anniversary of the B-2 stealth bomber's first flight, manufacturer Northrop Grumman Corp. commissioned a special-edition motorcycle which echoes the iconic aircraft's design. The "Stealth Bike" features details which mimic elements of the distinctive bomber, including a gas tank and front cowling shaped to resemble the cockpit and fuselage and a rear fender made from a scrap piece of titanium used for the original B-2's aft deck. The motorcycle was built by Orange County Choppers of Newburgh, N.Y., and will be featured on an episode of the cable television series...