The Accident Investigation Bureau (AIB) says the Caverton helicopter crash-landing incident involving Vice President Yemi Osinbajo was caused by a brownout. Brownout is an in-flight visibility restriction caused by dust
The Accident Investigation Bureau (AIB) says the Caverton helicopter crash-landing incident involving Vice President Yemi Osinbajo was caused by a brownout. Brownout is an in-flight visibility restriction caused by dust