Your primer to an issue in the news What? A budget airliner One-Two-Go crashed at the Thai Island resort of Phuket, killing 90 people. How? How many people were on the plane? There were 123 on board - 78 were foreigners. Why? Why did the plane crash? An airline official said wind sheer may have been the cause. Survivors described how the plane was preparing to land in heavy rain when it suddenly lifted off again, and then came crashing down again on the runway. It rammed into a low retaining wall and split into two. Who? Who was flying the plane? The pilot's name has not been released by the airline, but he was said by an airline official to be experienced. He survived the crash. Where? Where are the 'black boxes'? Investigators are searching the wreckage for the flight recorders - they hope they will yield some answers about the accident. When? When was Thailand's last deadly aviation accident? In 1988, when 101 people were killed as a Thai Airways plane crashed while trying to land in heavy rain.