German Chancellor Angela Merkel, left, French President Francois Hollande, centre, and Spanish Prime Minister Mariano Rajoy pay respect to victims in front of the mountain where a Germanwings jetliner crashed Tuesday, in Le Vernet, France, French Alps, Wednesday,March 25, 2015. French investigators cracked open the badly damaged cockpit voice recorder black box of the German jetliner on Wednesday and sealed off the rugged Alpine crash site where 150 people died when their plane on a flight from Barcelona, Spain, to Duesseldorf slammed into a mountain.
