Screen can reveal the first trailer for Roman Liubyi’s Iron Butterflies which will have its world premiere at Sundance before screening at Berlin.

The documentary explores the shooting down of flight MH17 by Russian forces in 2014.

Iron Butterflies is a German-Ukrainian co-production. No sales agent is attached as of yet.

At Sundance, it will screen as part of the World Cinema - Documentary competition while in Berlin it’s part of the Panorama line-up.

The project is produced through Babylon 13, the association of independent filmmakers formed after Maidan and the 2013 “Revolution of Dignity.”