The Army and prime contractor Lockheed Martin yesterday completed the second and final risk-reduction test flight of the Line-of-Sight Anti-Tank missile, the company announced. The test, held at White Sands Missile Range, NM, did not involve an attempt to destroy a target. Instead, the weapon system -- slated to be the Army's first kinetic-energy missile -- fired a missile at a "virtual aim point" about 6 kilometers from the launch site, Lockheed Martin Missiles and Fire Control said in a...