Doha: Son Heung-min trains wearing a protective mask.
South Korean talisman Son masked and muted in World Cup opener - TODAY
Why is Son Heung min wearing a mask for South Korea at 2022 FIFA
Why some soccer players wear masks at World Cup
Why is Son Heung-min of South Korea wearing a mask in Round of 16
South Korea's Son Heung-min sporting a face mask during the FIFA
Masked Son will play in Korea's World Cup opener, says ex-skipper
South Korea boost as Heung-min Son fit for Uruguay World Cup
World Cup 2022: 'Superhero' Son Heung-min inspiring South Korea in
Son Heung-min details the tears and hidden fire behind South
Masks at World Cup: Why are Croatia star Josko Gvardiol and others