Israeli sources say Flydubai co-pilot may have tried a 9/11-style crash after stabbing the captain. Plane plunged 18,000 feet; passengers subdued attacker. Graphic accounts and latest investigation updates.

Flydubai flight from Dubai to Tel Aviv diverted to Tabuk after co-pilot stabbed Indian captain Smit Machchhar and allegedly tried to crash the jet. Passengers subdued attacker; all 174 safe. Full details and official statements.