Newcastle United striker Alexander Isak is building up some momentum on international duty with Sweden. Heading into the break, the 24-year-old scored his first Newcastle United goal of the season. It had been a slow start to the campaign for Alexander Isak, but he scored the winner in Newcastle’s unconvincing 2-1 win over Tottenham Hotspur. It was a proper striker’s goal for Isak, who was given a tap-in by Jacob Murphy after an incisive counterattack. While it was just a ‘tap-in’, it showcased Isak’s speed and composure, and the hope is that he will now kick on to enjoy another special campai…