A tornado in Pretoria has left a trail of destruction leading to the evacuation of some of the residents in the city.

In the wake of deadly disasters, communities across the United States have banded together to search for lost photographs ...

Some photos are so brittle, too, that when touched they may disintegrate. In the wake of disasters, conservators like Ackerman are deployed in volunteer rotations with the National Heritage ...

Some photos are so brittle, too, that when touched they may disintegrate. In the wake of disasters, conservators like Ackerman are deployed in volunteer rotations with the National Heritage ...

Some photos are so brittle, too, that when touched they may disintegrate. In the wake of disasters, conservators like Ackerman are deployed in volunteer rotations with the National Heritage ...

Some photos are so brittle, too, that when touched they may disintegrate. In the wake of disasters, conservators like Ackerman are deployed in volunteer rotations with the National Heritage ...