Temporary restrictions on the reception and release of aircraft were introduced at the airports of Bugulma, Kazan, Nizhnekamsk, Orenburg, Samara and Ufa, the Federal Air Transport Agency reported.
"The airports of Bugulma, Kazan, Nizhnekamsk (Begishevo), Orenburg, Samara (Kurumoch) and Ufa have introduced temporary restrictions on the reception and release of aircraft. Restrictions are necessary to ensure flight safety," the report says.

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