Observations made by Tony Beresford in Australia indicate that the object's position does not match any known piece of space junk.

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The previous month linesman Cesar David Escribano was struck by an object thrown from the stands during a second division match at Cartagonova.

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United's Rio Ferdinand spoke briefly to host Dermot O'Leary after suffering a cut eye as he appeared to be struck by an object thrown during the celebrations at the end of the match.

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After the match it emerged that a steward needed hospital treatment after being hit by a flying object following Adebayor's celebrations.

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But the Austrians appealed to Uefa for the match to be replayed after one of their players, Rudi Weinhofer, claimed he had been injured by an object thrown by the home fans.

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