The video shows Ali Jawaid at the mobile phone shop in Coventry before he was attacked by the gang. He was hit by a metal bar as the offenders made off with a van containing phones and accessories worth at least thirteen thousand pounds.
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Police forces from across the region have been expressing their solidarity with colleagues in Manchester following last nights attack.
There are children among the 22 killed in the Manchester attack, officials have confirmed the attacked died at the scene.
The RSPCA are urgently encouraging potential fosters to get in touch.