At this point, investigators are being dropped by helicopter to the site of the crash.. The rugged terrain and weather conditions have complicated matters..
Investigators have managed to hear some audio from the flight data recorder, one of two so-called "black boxes" on the flight. The other "black box," the flight data recorder, has not yet been found, Jouty said.
Earlier, French President Francois Hollande said the outside frame of the second "black box" has been found, though not the recorder itself.