Southeast Asian sides Thailand and Singapore managed to earn themselves credible draws against heavy favorites in Thursday’s World Cup qualifying matches, with Thailand forcing hosts South Korea to a 1-1 stalemate and Singapore recovering from 2-0 down to drawing 2-2 with China at the National Stadium in Kallang. Under the leadership of South Korea U-23 head coach Hwang Sun-hong, following the sacking of Jurgen Klinsmann, South Korea seized the lead three minutes before half-time at the Seoul World Cup Stadium. Tottenham Hotspur talisman Son Heung-min was the key figure in South Korea’s opener…