A land deal involving a Democratic congressman and a defense contractor he helped receive a federal contract has come under scrutiny. Rep. Alan B. Mollohan, a 12-term congressman from West Virginia, last year jointly purchased a 300-acre farm along his state’s Cheat River along with Dale R. McBride, chief executive of FMW Composite Systems Inc. of Bridgeport, W.Va. Mollohan’s real estate holdings and financial disclosures have drawn the attention of federal investigators, and the farm purchase "is the most direct tie yet disclosed between Rep. Mollohan and a beneficiary of the federal spending he has steered toward his home state,”...