People waiting for flight 4U 9525 are lead away by airport staff at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
People waiting for flight 4U 9525 are led away by airport staff at the airport in Duesseldorf, Germany (AP Photo/ Frank Augstein)
The arrivals board shows flight 4U 9525 without a status at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
A woman waiting for flight 4U 9525 is lead away by airport staff at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
A woman waiting for flight 4U 9525 is lead away by airport staff at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
Police officers guard a non-public area for people waiting for flight 4U 9525 at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
A woman waiting for flight 4U 9525 is lead away by airport staff at the airport in Duesseldorf, Germany, Tuesday, March 24, 2015 (AP Photo/ Frank Augstein)
Airbus A320 crashes in southern France, at least 148 people on board (Photo/Thibault Camus)
Airbus A320 crashes in southern France, at least 148 people on board (Photo/Thibault Camus)
A man who appears to have waited for the missing flight 4U 9525 reacts at the airport in Duesseldorf, Germany (AP Photo/Frank Augstein)
A man who appears to have waited for the missing flight 4U 9525 covers his face at the airport in Duesseldorf, Germany (AP Photo/Frank Augstein)
Airport staff walk to a non-public area where people waiting for the Germanwings flight from Barcelona have been brought at the airport in Duesseldorf, Germany (AP Photo/Frank Augstein)
BARCELONETTE, France -- A Germanwings passenger plane crashed in the French Alps Tuesday, killing all 150 people on board. Passengers included German, Spanish and Turkish citizens, including two babies and 16 high school students. READ MORE