Heathrow
Yes, as in the airport.
BBC News - South Korean troops mistakenly shoot at passenger jet
It was an Asiana Airbus A321 landing at Seoul, fired at with K2 rifles.
BBC News said:South Korean troops have fired at a passenger jet after mistaking it for a North Korean aircraft.
Soldiers on Gyodong island, off South Korea's west coast, fired 99 rifle rounds at the Asiana flight, which was out of range and landed undamaged.
The incident took place early on Friday close to the tense border between the Koreas.
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It was an Asiana Airbus A321 landing at Seoul, fired at with K2 rifles.