Plains All American Pipeline, L.P. (Plains) is engaged in the transportation, storage, terminalling and marketing of crude oil and refined products, as well as in the processing, transportation, fractionation, storage and marketing of natural gas liquids (NGL). The term NGL includes ethane and natural gasoline products, as well as propane and butane, products, which are also commonly referred to as liquefied petroleum gas (LPG). The Company�s operations are conducted directly and indirectly through its primary operating subsidiaries. Through its general partner interest in PAA Natural Gas Storage, L.P., it also owns and operates natural gas storage facilities. The Company operates in three segments: Transportation, Facilities, and Supply and Logistics. In December 31, 2013, it completed the merger of PAA Natural Gas Storage, L.P with a wholly owned subsidiary of Plains, with the Company surviving the merger as a wholly owned subsidiary of PAA.