U.S. bankruptcy court approves $220 million sale of shale firm Alta Mesa

HOUSTON (Reuters) - A U.S. bankruptcy court on Wednesday approved a $220 million sale of failed Oklahoma shale firm Alta Mesa Resources after a lengthy delay and renegotiation prompted by the oil-price crash.Creditors agreed to sell the company to a joint venture between Bayou City Energy Management and Mach Resources, a company founded by U.S. shale pioneer Tom Ward. The price is nearly a third less than creditors had negotiated earlier this year. Buyers set a closing for Thursday, a move that..