Oshkosh Corp., the Army's premier maker of tactical trucks, reported a $46.5 million profit for the first quarter of fiscal year 2013 -- compared with 38.9 million one year earlier -- as sales increased in all of the company's non-defense segments. "Each of our non-defense segments improved its operating income margins compared to the prior year quarter, favorably positioning our company to deliver on our long-range goals," Charlie Szews, the chief executive officer, said in a Jan. 25 statement. Defense...