egyptair

An international effort aims to find the doomed jet's black boxes.
The Airbus A320, carrying 66 people, vanished from radar last Thursday.
An international effort to find the wreck is underway, as families grieve.
The items include passenger belongings, parts of seats and life vests.
The first clues as to what happened on board Flight MS804.
The navy is sweeping the area looking for the plane's black box.
No group had claimed responsibility more than 24 hours after the disappearance of flight MS804.
Here's some important background on the tragic crash.
Authorities have yet to determine why the plane went down.
Officials have not ruled out terrorism as the cause of the crash.