CSX Corp — CSX Corporation, together with its subsidiaries, provides rail-based freight transportation services in the United States and Canada. It operates through two segments: rail and trucking. The company offers rail services; and transportation of intermodal containers and trailers, as well as other transportation services, such as rail-to-truck transfers and bulk commodity operations. It also transports chemicals, agricultural and food products, minerals, automotive, forest products, fertilizers, and metals and equipment; and coal, coke, and iron ore to electricity-generating power plants, steel m….· via yahoo