People leave the Arndale Centre as the shopping mall is evacuated in Manchester, northwest England on May 23, 2017 following a security alert the day after a deadly terror attack at the Manchester Arena.
Witnesses said people were running through nearby streets, shouting "run", The Independent reported.
Reports in the United Kingdom media said that a banging sound led to the police evacuating the centre as people present inside the shopping centre rushed out in panic.
"A man has been arrested at the Arndale Centre - This is not now believed to connected to last night's attacks", the police said on twitter.More news: Ariana Grande says she is 'broken' in tweet after Manchester attack
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With regards to last night's incident at the Manchester arena, we can confirm we have arrested a 23-year-old man in South Manchester.
A Google screeshot shows the location of Manchester Arndale, a shopping centre in the middle of Manchester.
A couple of hours after a devastating bomb blast rocked an Ariana Grande concert in which 22 people were killed and more than 50 were injured, the Arndale shopping center was evacuated.
This is a developing story hence more details are awaited.