The sudden death of Aubrey McClendon, the former head of oil and gas giant Chesapeake Energy, brought even more attention to recent accusations that he had played a role in rigging bids on oil and gas leases in Oklahoma.
McClendon died in a single-car crash in Oklahoma City on Wednesday less than 24 hours after his federal indictment in the case.
Here are five things to know about the energy tycoon:
