The Russian Ministry of Foreign Affairs has warned tourists about a planned strike by Germanwings in Germany from December 30 to January 1.

According to the department's statement, schedule changes and flight cancellations are possible.
"Germany - December 30-1 A Germanwings flight attendant strike is expected on January 1; schedule changes/cancellations of flights by this airline are expected," the Russian Foreign Ministry's Situation and Crisis Center (DSCC) reported on Twitter.
Source: trn-news.ru