Philippine Airlines flight PR-1814 had to return and make an emergency landing at Francisco Bangoy International Airport in Davao city, Philippines, on September 11.
The Airbus A321-231 aircraft was en-route to Manila when the pilots noticed a cargo smoke warning and had to return.
The plane landed uneventfully.
All 131 passengers, including Elenita Binay, wife of Vice President Jejomar Binay, remained unhurt.