CLEAN: Aftershocks slow down Christchurch quake rescue efforts

The video discusses a rescue mission in a building with missing people. The team has completed 25% of the search, leveraging their experience and coordination. They are proceeding cautiously to avoid risks, considering aftershocks and using cranes for safety. The New South Wales team is involved, and tunneling efforts are underway.

What percentage of the actual search has been completed according to the speaker?

How does the speaker describe the coordination of the current rescue mission?

What is the main concern during the rescue operation as mentioned in the text?

What challenges are mentioned regarding aftershocks during the rescue?

What method is being used to ensure safety during the rescue operation?