MOSCOW, September 28 (RAPSI) – Russia’s Investigative Committee released six suspects in the Total CEO plane crash case from custody, one of their lawyers, Alexander Karabanov, told RAPSI on Monday.

Christophe de Margerie died in a plane crash at Moscow’s  Vnukovo Airport on October 21, 2014 when his plane’s wing hit a snow plow. Among the victims were three crew members, all French citizens.

Lead airfield service engineer Vladimir Ledenev, snow plow driver Vladimir Martynenko, air traffic controller Alexander Kruglov,  traffic control trainee Svetlana Krivsun, airport flight manager Roman Dunayev, and  dispatcher Natalya Arkhipova stand charged  in the case.

Investigative Committee spokesman Vladimir Markin told journalists on August 28 that investigation into the crash had been finished.

Ledenev reportedly pleaded guilty to criminal charges.