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More controlled blasts on cruise ship as search continues

23 January 2012 Last updated at 13:04 GMT

More controlled explosions have been carried out on the wreck of the cruise ship Costa Concordia.

Rescue workers are still looking for 20 people who are believed to be missing.

The vessel sank on 13 January after hitting rocks near the island of Giglio, off Tuscany.

The BBC's Bethany Bell reports.