As more details surrounding the Germanwings plane crash are revealed, the recovery mission in the French Alps continued Thursday.
Experts continued to scour the mountain range near Barcelonnette, a town in the Alpes de Haute-Provence region, for clues as to what caused the tragedy.
Click ahead for pictures of recent developments.
- By CNBC's Katrina Bishop. Getty Images and AFP contributed to this report.
French public prosecutor of Marseille, Brice Robin, tells reporters Thursday there was only one pilot in the cockpit of the plane when it crashed. Robin adds that the co-pilot appeared to have refused to let the pilot back into the cabin, and deliberately caused the plane to descend.
German Chancellor, Angela Merkel, and French President, Francois Hollande, arrive in Seyne-les-Alpes Wednesday, a day after the German Airbus A320 crashed.
Merkel (center), Hollande (third left), and Spanish Prime Minister, Mariano Rajoy (fourth right), meet rescue workers near the scene of the crash.
What appears to be part of the plane's fuselage is seen in the mountain range.
Search and rescue teams attend to the crash site of the Germanwings crash in the French Alps.
Journalists gather at an air base in Seyne, in the French Alps, Wednesday, as search and rescue operations begins for a second day.
French mountain rescue teams and gendarmes (military personnel who police the countryside) arrive near the site of the plane crash on Tuesday.
A rescue helicopter from the French Securite Civile flies over the French Alps as the rescue operation gets underway.
A student places a lit candle outside the Josef-Koenig-Gymnasium high school in Haltern, Germany. Sixteen children and two teachers from the school were on board the plane.
French Interior Minister Bernard Cazeneuve arrives near the crash site, near Seyne-les-Alpes, in the French Alps.
French firefighters in the Alpes de Haute Provence prepare to leave for the crash site.
People arrive at a holding area for friends and relatives of passengers on Flight 4U 9525 at Dusseldorf International Airport.
An electronic board displays the status of Germanwings flight 4U9525 at Dusseldorf International Airport.
A file photo of a Germanwings Airbus A320, registration D-AIPX, at Berlin airport in March, 2014.