Test your brains with the Herald's all-new afternoon quiz. Be sure to check nzherald.co.nz tomorrow morning for another trivia fix.
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Valerie Adams has won three Olympic medals for New Zealand in what sport? Photo / Nick Reed
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The issue is believed to have been caused by cybersecurity firm CrowdStrike, and has affected transport, flights, banks and supermarkets around the world. Video / CNBC