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Harrison showed a sign of things to come with an early career victory over former world champion Tom "Boom Boom " Johnson

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Harrison outclassed Julio Pablo Chacon to win the WBO featherweight title

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Harrison savours the feeling of being crowned WBO featherweight champion after the win over Chacon

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Harrison got the better of tough Ulsterman Wayne McCullough to retain his belt

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Harrison insisted that illness led to his surprise defeat by Mexican Manuel Medina

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Harrison demolished Medina in the rematch to regain the belt

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Harrison's defeat of Medina made him the first Scot to regain a world title