Air traffic controllers plan strike at Podgorica Airport: Media sources report on August 5 that air traffic controllers of the Air Traffic Control Union (SKL) have planned a strike at Podgorica Airport (IATA: TGD), Montenegro, due to collective bargaining. The strike is set to begin at 23:00 local time on August 19 and end on September 30. The controllers are also members of the air traffic control service for Serbia and Montenegro (SMATSA). It is unclear how many will participate in the strike.