Alaska Airlines grounds its entire fleet of Boeing 737-9 MAX planes after one lost part of its fuselage in flight

• An Alaska Airlines flight had to make an emergency landing after takeoff because a window blew out.
• The flight took off from Portland, Oregon, and was scheduled to land in California. 
• Alaska Airlines said it is investigating what happened.

Alaska Airlines flight 1282, heading from Portland to California, had to turn around Friday afternoon due to a depressurization issue after a window and part of the fuselage appeared to tear off the plane, according to reports.