He said he was knocked to the floor by the explosion but immediately got back up to help the injured, gaining worldwide attention for his actions.
Speaking a fortnight after the attack, Parker said: 'I'm supposed to be a hero but I'm not a hero, just a normal guy, a normal regular guy.'I ran into that Arena that night because I heard kids screaming.
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Grateful well-wishes raised more than £50,000 to help Parker turn his life around as a thank you for his 'heroic' actions.