CLEAN : MH370 Malaysian authorities say research w

The transcript discusses the ongoing efforts and challenges in locating a missing airplane. It highlights the focus on finding the aircraft, the constructive discussions held, and the unanswered questions that remain. The importance of family briefings and international cooperation, particularly with South Australian and US authorities, is emphasized. Despite efforts, the key question of the airplane's location remains unresolved.

What was the nature of the discussion held, according to the text?

What is the primary question that families want answered?