Photos: Crash of Germanwings Flight 9525

Debris and a piece of the plane’s stabilizer sit at the crash site of the Germanwings Airbus A320, near the village of Le Vernet, in the French Alps, on April 3, 2015.

Police and rescue personnel work at the site of the Germanwings Flight 9525 crash site on March 31, 2015, near Le Vernet, France.  (Francis Malenfer, AFP/Getty Images)

A French police officer lays flowers April 1, 2015, near a memorial in Le Vernet to the victims of the March 24 Germanwings Airbus A320 crash.

National flags of countries of the victims, a teddy bear, books and other items are left by visitors March 30, 2015, in Seyne-les-Alpes, France, in memory of the victims of the Germanwings Flight 9525 crash.  (Jean-Pierre Cladot, AFP/Getty Images)

Investigative teams returning March 30, 2015, to Seyne-les-Alpes from the Germanwings Flight 9525 crash site speak with psychologists.   (Jean-Pierre Clatot, AFP/Getty Images)

Rescue workers and Red Cross members pay tribute at a March 27, 2015, memorial service in Le Vernet, France, for the victims of the Germanwings plane crash.   (Boris Horvat, AFP/Getty Images)

A police officer carries DNA samples of victims of the Germanwings plane crash to be tested at a mobile laboratory in Seyne-les-Alpes, France, on March 27, 2015.  (Anne-Christine Poujoulat, AFP/Getty Images)

Flowers are placed at a memorial to victims of the Germanwings Airbus A320 crash in the village of Le Vernet in the French Alps on March 27, 2015.

This picture from the Facebook page of Germanwings co-pilot Andreas Lubitz shows him posing in front of the Golden Gate Bridge in California.  (AFP/Getty Images)

French investigators work in the scattered debris on March 26, 2015, at the crash site of the Germanwings Airbus A320 in the French Alps.

A policeman walks from a house on March 26, 2015, in Montabaur, Germany, where the co-pilot of the crashed Germanwings plane reportedly lived.

A LCD display at the Duesseldorf airport in western Germany on March 26, 2015, shows a black ribbon with the flight number of the Germanwings jetliner that crashed two days earlier in the French Alps.  ( AFP/Getty Images)

A flier reading “Camera keep away -- accept mourning” is placed under a windshield wiper on a car parked near the Joseph Koenig High School in Haltern, western Germany. Sixteen of its students died in the Germanwings plane disaster.  ( AFP/Getty Images)

German Chancellor Angela Merkel, from left, Spanish Prime Minister Mariano Rajoy and French President Francois Hollande pay their respects to the victims of the Germanwings plane crash in Seyne-les-Alpes on March 25, 2015.  (Christophe Ena, AFP/Getty Images)

German, French and Spanish flags fly on March 25, 2015, in a field in the southeastern French village of Le Vernet, near where a German Airbus A320 crashed a day earlir, killing all 150 people aboard.  (Anne-Christine Poujoulat, AFP/Getty Images)

Members of BEA, the French air accident investigation agency, arrive in Seyne-les-Alpes on March 25, 2015, a day after a German Airbus A320 crashed.  (Christophe Ena, AFP/Getty Images)

A screen grab taken from an AFP TV video shows search and rescue personnel at the crash site of the Germanwings Airbus A320 in the French Alps on March 24, 2015.  (Denis Bois, AFP/Getty Images)

Employees of German airline Lufthansa observe a minute of silence for the victims of the Lufthansa subsidiary Germanwings plane crash at the Lufthansa Aviation Center in Frankfurt, Germany, on March 25, 2015.  (Christoph Schmidt, AFP/Getty Images)

Mourners gather March 24, 2015, in front of a school in western Germany where some of the Germanwings plane crash victims were students.  (Sascha Schuermann, AFP/Getty Images)

Rescuers gather in a field where rescue efforts are headquartered on March 24, 2015, in the southeastern French town of Seyne-les-Alpes after a German Airbus A320 crashed, killing all 150 people aboard.  (Anne-Christine Poujoulat, AFP/Getty Images)

Police officers guard a private area for people waiting for Flight 9525 at the airport in Duesseldorf, Germany.  (Frank Augstein / Associated Press)

A man looks at a monitor March 24, 2015, in Spain showing a map released on the website Flightradar24 with the exact point where the radar signal of a crashed Airbus A320 aircraft was lost.  (ZIPI/EPA)

A Germanywings Airbus A320 similar to the aircraft that crashed March 24, 2015, in the southern French Alps.  (AFP/Getty Images)