Kiev/ukraine - Jun 21 2016: Boy Adjusting His Airplane in Konotop, Ukraine. People at Aircraft Model Sports Competition Outdoors. Other Teenager is Running Through the Field. Landscape, Trees on a Horizon, Dry and Green Grass on a Field. Preparation For Launching the Airplane Models. Kids' Technical Art. Models Assembly Before the Start. Airplane Launching. Estimation of the Aircraft Flight. Jury is Estimating the Start and Flight of the Airplane Model. Scene in Cloudy Summer Day.