Members of the US Coast Guard are investigating the fire on an oil rig in the Gulf of Mexico which has led to the death of two workers, with two others missing.
The rig is believed to be a shallow water platform located in West Delta Block 32 in the Gulf of Mexico.
A spokesman for Black Elk Oil, which owns the rig, said four injured workers had been airlifted to a hospital in Jefferson Parish, Louisiana.
Two people have been killed and two others are missing after a fire started on an oil rig in the Gulf of Mexico.
Four other individuals have been air-lifted to hospital.
The rig off the coast of Venice in Louisiana is owned by Black Elk Oil, a Houston-based energy company.