In pictures: Chilean army tragedy

1 of 6 Angry relatives of Chilean troops missing in the Andes have been blaming army officers for the tragedy in which 45 are feared dead.

2 of 6 There was relief for some families, as their loved ones were rescued and brought back to the Los Angeles base.

3 of 6 Many of the survivors were airlifted out after sheltering in a mountain refuge.

4 of 6 But for some relatives the wait for news was unbearable.

5 of 6 Some were unprepared for the shock of hearing the worst.

6 of 6 Rescuers are still searching for survivors, but there is little hope for those still missing.