Watch | Focus on debris, flight data in Russian plane crash probe

Officials say it's too early to determine cause of the sudden and catastrophic breakup of a Russian airplane that crashed in Egypt. It will take months to focus on flight data and debris fromOfficials say it's too early to determine cause of the sudden and catastrophic breakup of a Russian airplane that crashed in Egypt. It will take months to focus on flight data and debris from the crash site at Sinai Peninsula. The metrojet was flying over Egypt's Sinai Peninsula when it plummeted to the ground, just 23 minutes after the Russian-operated jetliner took off from the resort of Sharm el-Sheikh on Saturday. Russia has downplayed the claims from Islamic State's local affiliate that it brought down the aircraft, kiling all 224 people on board. Meanwhile, the Russian airline has also ruled out technical faults or human error and said only “an external influence” had caused the plane to break up in the air and plummet to the ground. the crash site at Sinai Peninsula.