By Craig Hope Follow @CraigHope_DM Jack Colback hopes to prove his worth as the best free transfer of the summer after he controversially swapped Sunderland for North-East rivals Newcastle. ‘I’ll let other people judge that but I’ll be doing my best to perform every week and let’s hope I turn out to be,’ he said. The 24-year-old Geordie believes there is plenty of scope for improvement at his boyhood club. VIDEO Scroll down to watch new Newcastle signings Riviere and Cabella in training action Geordie boy: Jack Colback in action for Newcastle during the Schalke Cup against Malaga Magpie: The former Sunderland man has to prove himself at his boyhood club after moving from their rivals
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Midfielder says move was an easy decision after speaking to Alan Pardew
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He says the reaction to his move in the city has been positive
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Colback moved across the North-East divide to play for his boyhood club
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Hatem Ben Arfa could be used as a makeweight to sign Alexandre Lacazette
Ben Arfa, 27, is training with the reserves after @placeholder criticised his ‘professionalism’ and it is thought there is no possibility of a reprieve.