Undue and harmful public speculation won't help the families of the victims, first responders or investigators, says former airline captain Natasha Heap. QUEENSLAND: Not long after Air India flight AI171 crashed in Ahmedabad on Thursday (Jun 12), killing more than 240 people, public speculation about the causes of the disaster was rife. Parts of the media seem to be encouraging this. For example, I was contacted by an international news organisation for an interview about the tragedy. While I