By Daniel Orme Tottenham and South Korea star Son Heung-min has apologised for a tense showdown with international teammate Lee Kang-in that left him with a dislocated finger. The two teammates were involved in bust-up earlier this month during Asia Cup duty. The clash occurred ahead of the nation’s elimination at the hands of Jordan. It was reported that Son, captain of his nation, was angry that some younger players including Lee Kang-in, left a team meal early in order to go and play ping pong. Son attempted to intervene, which led to a scuffle between the two players. Other teammates were …