The Irish FA is monitoring the situation in Greece ahead of their European Qualifier in Piraeus on October 14.
Jonny Evans is back in the Northern Ireland squad for next month's European qualifiers against Faroe Islands and Greece.
Northern Ireland's disappointing Under-21 Euro 2015 qualifying campaign came to an end with a 4-1 home defeat by Serbia.
Michael O'Neill thinks Sunday's dramatic 2-1 win in Hungary was Northern Ireland's best result since he took charge.
Kyle Lafferty admitted he owed Northern Ireland a good performance after playing a key role in the win over Hungary.
Two late goals gave Northern Ireland a dramatic 2-1 win over Hungary in Budapest - their first away win in four years.
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