OKLAHOMA CITY (AP) — The Oklahoma Supreme Court ruled Tuesday that oil and natural gas companies can be sued when a worker is killed or injured on the job.

The state's highest court struck down a state workers' compensation law that exempted oil and gas well operators and owners from lawsuits, including one filed by a worker who was fatally burned in 2014 at an Oklahoma County oil well site operated by Stephens Production Co.

The ruling was handed down one day after a fiery explosion at an Oklahoma gas drilling rig in southeastern Oklahoma left five workers missing. Officials said Tuesday they...