Ia mengatakan, orang-orang yang hilang itu berada 1.500 hingga 2.000 meter di bawah tanah dan petugas penyelamat mengalami kesulitan untuk menjangkau mereka.
She said the missing were 1,500 to 2,000 metres (5,000 to 6,500 feet) underground and access for rescue workers was very difficult.