Missing Malaysia plane search points

A customer writes a well wishers note for the passengers of the missing Malaysian Airline flight MH370, at a shopping mall in Petaling Jaya, Malaysia. -EPA

KUALA LUMPUR: Two weeks into the search for missing Malaysia Airlines Flight 370, the fundamental questions of where? how? who? and why? remain unanswered, although some information has been uncovered that points in certain directions.

Here are some of the key questions and a look back at what has been learned over the past 14 days.