How was the Flydubai pilot who attacked his co-pilot cleared to fly?

A Flydubai flight from Dubai to Tel Aviv carrying more than 170 people was forced to land in Saudi Arabia after a co-pilot reportedly attacked the pilot on Wednesday.Israel’s Prime Minister Benjamin Netanyahu said that the Indian pilot who had been stabbed opened the cockpit door. He dubbed the captain, Smit Machchhar, an Indian national, “a true hero” for preventing “a catastrophic midair disaster”.The United Arab Emirates (UAE) has ordered an investigation into the incident. The investigation team would “collect information and evidence to determine the truth of the incident, its circumstances, details, and motives, and to verify the extent of its connection to any terrorist activity or purpose, or the existence of prior planning or direction for it”, the UAE’s Attorney General Hamad Saif al-Shamsi said on Thursday.Saudi Arabia has yet to provide updates regarding the incident.At this point, there are more questions than answers about the Flydubai incident. So, how was the alleged attacker allowed to fly, and what do we know about the pilot he stabbed?A second Flydubai plane was sent to Saudi Arabia to retrieve the stranded passengers and return them to Israel [Erik Marmor/Getty ...