Officials said Thursday that the crash of Germanwings Flight 9525 appears to be a deliberate act by a co-pilot who locked himself in the cockpit and flew the plane into a mountain. All 150 people aboard were killed when the jet crashed into the French Alps on Tuesday.
Here’s everything we know so far about the unfolding tragedy:
What exactly happened on the day of the flight?
Germanwings Flight 9525, an Airbus A320, departed Barcelona en route to Dusseldorf on Tuesday morning. Around 30 minutes into the flight, the plane had reached a cruising altitude of 38,000 feet when it began to descend rapidly at a rate of 3,000 feet per minute. Ten minutes later, the plane crashed in a remote area of the French Alps. Initially thought to be a tragic accident, investigators now suspect the crash was a “deliberate” act by the co-pilot.
How did investigators reach that…