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Another big aftershock measuring 5.1 has shaken Canterbury this morning after a sleepless night for many residents with at least 10 tremors.

The state of emergency in Christchurch is likely to remain in place today as authorities warn of more to come. Civil Defence has issued a warning that an aftershock of six is possible in the next few days.

The latest aftershock has cut power to some areas of the central city and police are directing traffic in areas where traffic lights have been knocked out.

Here is the latest selection of your stories and messages on the Christchurch earthquake: