Michael Schreyogg, MTU Aero Engines Executive Board member, shakes hands with Olivier Andries, CEO of Safran Aircraft Engines, as Safran Chief Executive Philippe Petitcolin, Florence Parly, French Minister of the Armed Forces, German Minister of Defence Ursula von der Leyen and Reiner Winkler, CEO of MTU Aero Engines look on at aircraft engine maker's Safran site during the signing of the first contracts for joint multi-billion euros programme to develop a next-generation combat jet in Gennevilliers, France, February 6, 2019. REUTERS/Benoit Tessier