Asia’s most recognisable player nearly always features for Spurs and often registers on the scoresheetFor Son Heung-min the statistics tell the story and one, in particular, stands out. The South Korea forward has started 75 games in all competitions for Tottenham Hotspur since joining them from Bayer Leverkusen for £22m in August 2015 and he has been substituted in 53 of them. In the Premier League the trend is slightly more pronounced. Son has started 49 matches and come off early in 38.The sight of Son’s No7 going up and him trooping off has become a feature of Tottenham matches and something else almost always follows. The 25-year-old collapses back into his seat and looks as though he is ready to draw his last breath. Son’s fitness has...