Japanese trading company Mitsubishi buys US natural gas producer for $7.5 billion

Mitsubishi, a major Japanese trading house, is making its largest-ever acquisition by purchasing a US natural gas producer. The deal, valued at about $7.5 billion, involves buying shale gas assets located in Texas and Louisiana. Mitsubishi is one of several Japanese trading companies that have received investment from Warren Buffett's Berkshire Hathaway.