Indonesian search and rescue teams have detected pings in the hunt for the black boxes of AirAsia flight 8501.<br /><br /> The discovery has raised hopes that crucial clues will be obtained on why the plane went down. <br /><br /> The head of search and rescue operations Fransiskus Bambang Soelistyo explained that their efforts are focused on re-floating the tail section which was found on Wednesday. They will use a combination of balloons and cranes to lift it up from the sea bed to protect it from damage.<br /><br /> Officials hope to find the flight data recorders, or black boxes in the tail section. However, some have raised doubts that they remain in their original position. <br /><br /> The cause of the crash remains a mystery, but, the plane encountered bad weather and requested a flight path change before communications were lost on December 28.<br /><br /> Beyond the black boxes, the hunt for bodies remains a priority.<br /><br /> Progress has been hampered by the strong winds and high waves. Of the 162 people on board, so far 48 bodie
