One day after a FlyDubai co-pilot made a violent attempt to crash the passenger aircraft and was subdued by passengers and other crew members, questions about his identity and motive continued to swirl Thursday. The flight from Dubai to Tel Aviv was approaching Israel when the co-pilot allegedly stabbed the flight captain and attempted to crash the aircraft, Israeli Prime Minister Benjamin Netanyahu has said. The co-pilot's motive in the alleged attack remains unknown. "As time passes, the picture is becoming clearer; the attacker underwent Islamist radicalization. He came to crash the plane with its passengers," Netanyahu said in a statement Friday. "We are investigating whether he was dispatched, and whoever sent him will pay a very heavy price." Netanyahu speculated to CBS News on Wednesday that the incident looked "like a suicide attempt," referring to witnesses who said the co-pilot had tried to jam the plane's equipment instead of stabilizi...