Four people have been killed and another two workers are also suspected to have been fatally injured in a helicopter crash.
The incident happened as a Bristow helicopter flew back from an oil rig in Nigeria.
The Sikorsky S-76C+ had been carrying at least 12 people – 10 passengers and two crew – when it crashed on approach to the Murtala Muhammed International Airport in Lagos, Nigeria.
Bristow Helicopters (Nigeria) Limited is part of Bristow Group, which provides helicopter transport to the worldwide offshore energy industry.
A spokesman for the company said:”Bristow Helicopters (Nigeria) Limited, confirmed today that one of its helicopters was involved in an accident … on approach to the Murtala Muhammed International Airport at Lagos, Nigeria.
“The aircraft, a Sikorsky S-76C+, was returning from a drilling rig offshore.”