Pilots’ union Vereinigung Cockpit (VC) is calling for pilots at German carrier Lufthansa’s holiday flight subsidiary Discover Airlines to hold yet another strike. The union called on its members to go on a three-day strike starting on Saturday. The end of the strike is scheduled for Monday at 11:59 pm (2259 GMT). The union said on Thursday that it still aims to reach a timely and fair conclusion on pay and general tariffs. This would be the fourth strike It follows industrial action earlier this month with a five-hour strike just before Christmas and a regular strike lasting a whole day before…