People run for safety in the Westgate shopping centre
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Kenya Westgate mall attack: What we know

21 October 2013 Last updated at 23:09 BST

At least 67 people died when suspected al-Shabab militants stormed Nairobi's Westgate shopping centre on 21 September.

Eyewitness accounts and CCTV footage have helped piece together a picture of what happened.

A month on, the BBC's Will Ross reports from Kenya on what we know.