 Three commissioners with the Federal Maritime Commission want the Surface Transportation Board to reject Canadian Pacifics plan to merge with Kansas City Southern, saying the merger could divert intermodal traffic from U.S. ports to Canadian ones, according to a letter to the board on Tuesday. While there might be economic benefits to certain shipper organizations and locations in the United States ... there will be greater negative impacts relating to employment and long-term investment affecting intermodal shipments through U.S. ports, said commissioners Carl W. 