The Inquiry is hearing Chapter 14 evidence covering preventability.
On 14 February the Inquiry will hear evidence from Temporary Detective Inspector Paul Costello and Former Detective Inspector Frank Morris from Greater Manchester Police.
The hearing will be streamed to the Inquiry YouTube channel. The stream will be operating on a 10-minute delay.
Please note that all YouTube videos have been moved to the Manchester Arena Inquiry video archive on the National Archive website. Please visit the video archive for more information.