Kiev/ukraine - Jun 21 2016: People Are Holding Airplanes at Aircraft Model Sports Competition Outdoors. Green Field in Konotop, Ukraine. Instructors, Teachers and Students at the Landscape, Trees on a Horizon, Dry and Green Grass on a Field. People Are Walking Through the Grass. 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.