Q: it's reported that an earthquake with a magnitude of 7.2 rattled the Indonesian island of Sumatra, causing hundreds of casualties. Do you have any comment?

A: on October 25, a major earthquake and ensuing tsunami struck off the Indonesian island of Sumatra, causing heavy casualties and property loss.

A major earthquake of 7.8 magnitude struck off the coast of Aceh on the Indonesian island of Sumatra on Wednesday, but there were no immediate reports of a tsunami or casualties.