Detailed Instructions: Generate a correct and concise answer for the question based on the words in the context.
Q: Context : On 12 September 2012 at about 12:20 local time (00:20 UTC), Petropavlovsk-Kamchatsky Air Flight 251, operated by an Antonov An-28, crashed while attempting to land at Palana Airport in Russia.
Question : What was the date of Petropavlovsk-Kamchatsky Air Flight 251?
A:
12 September 2012