Southampton are keeping tabs on a 17-year-old South Korean attacker who looks destined to have a bright future. Whilst Russell Martin will primarily be concerned with signing players for Southampton who are ready to come in and improve the squad immediately ahead of the Premier League, the Saints are a club that always have an eye on the future. Already this summer 18-year-old academy duo Sam Amo-Ameyaw and Tyler Dibling have been the two standout performers in pre-season. Southampton have adopted a different approach in recent years, targeting elite young talents with the promise of a pathway…