Second time in four days an Air Serbia flight to Moscow returns to Belgrade after a bomb threat

https://www.aviation24.be/airlines/air-serbia/second-time-in-four-days-an-air-serbia-flight-to-moscow-returns-to-belgrade-after-a-bomb-threat/?utm_source=feedly&utm_medium=rss&utm_campaign=second-time-in-four-days-an-air-serbia-flight-to-moscow-returns-to-belgrade-after-a-bomb-threat