An explosion has taken place on board a Pegasus Airlines aircraft, killing a cleaner, injuring another and causing damage to surrounding aircraft and buildings.
The explosion which took place this morning, took place at Istanbul Sabiha Gokcen Airport, Istanbul's second airport.
Pegasus Airlines has released the following statement
"On 23 December 2015 at 02.05am, there was an explosion at Istanbul Sabiha Gokcen Airport and the cause is yet unknown.
"As a result of the explosion, 2 of cleaning staff members who were onboard a Pegasus plane nearby were injured and taken to hospital.
"We would like to express our great sadness to have received the news that our colleague Ms Zehra Yamac has lost her life in the incident.
"We extend our thoughts and deepest sympathy to her family and friends during this difficult time.
"Our second colleague Ms Canan Burgulu is at the hospital receiving treatment for her injuries."
Pegasus flights are continuing to be oeprated from the airport, though there have been some cancellations including Pegasus flights to Hatay, Kayseri and Trabzon.
Pegasus is a low-cost airline with a fleet of 66 aircraft including 56 B737-800 NG, with an overall age average of 5.21 years in October, 2015.
Pegasus flies to 103 locations and currently has 70 international and 33 domestic flight locations in 40 countries.
The UK has updated its travel advice for Turkey, see here.