DUBAI/KIEV (Reuters) -
Ukraine outlined four potential scenarios on Thursday to explain the deadly crash of one of its airliners in
Iran, including a
missile strike and terrorism, as Iranian investigators said the plane was on
fire before it fell to the ground.
![Ukraine wants to search Iran plane crash site for possible missile debris](https://media.zenfs.com/en-US/reuters.com/cf1a86257afaf889d0030fba2d7dabbb)
Kiev said its investigators wanted to search the site of Wednesday's crash southwest of Tehran for possible debris of a Russian-made missile used by Iran's military.
An initial report by Iran's civil aviation organization said the plane had experienced an unspecified technical problem.