FILE PHOTO: An employee works on the assembly line in a hangar of an aircraft manufacturer Aero Vodochody near the town of Odolena Voda, Czech Republic, July 11, 2017. Picture taken July 11, 2017. REUTERS/David W Cerny/File Photo
FILE PHOTO: An employee works on the assembly line in a hangar of an aircraft manufacturer Aero Vodochody near the town of Odolena Voda, Czech Republic, July 11, 2017. Picture taken July 11, 2017. REUTERS/David W Cerny/File Photo