half debris pieces are spotted in an area the size of Australia . Search area in south Earth is one of the least accessible places on Indian Ocean . Currents , waves and wind cause debris to drift . The latest questions and answers . CNN floor is deeper than most submarines can go .
half debris pieces are spotted in an area the size of Australia . Search area in south Earth is one of the least accessible places on Indian Ocean . Currents , waves and wind cause debris to drift . CNN floor is deeper than most submarines can go .