Kiev/ukraine - Jun 21 2016: Teenager is Praparing an Aircraft Model to the Start and Launching. People at Aircraft Model Sports Competition Outdoors. Green Field in Konotop, Ukraine. 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.