"(Reuters) - Warren Buffett's Berkshire Hathaway Inc <BRKa.N> said on Sunday it agreed to buy Dominion Energy Inc's <D.N> natural gas transmission and storage business for $4 billion in cash, expanding its energy operations while allowing Dominion to focus on its utilities operations.
Berkshire's energy unit, Berkshire Hathaway Energy, is buying Dominion Energy Transmission, Questar Pipeline and Carolina Gas Transmission; 50% of the Iroquois Gas Transmission System, and 25% of the Cove Point liquefied natural gas facility in Maryland."