Cathy Sandeen, the dean of the UCLA Extension, says that reaching people who need retraining has become more difficult because of the quick tempo of modern life.

WSJ: UCLA and Start-Up Join Rush for Online Education

South Korea coach Huh Jung-Moo, who played against Maradona at the 1986 World Cup, saw his team struggle to live with Argentina's quick tempo and the quality of their pass-and-move football.

BBC: Argentina 4-1 South Korea

Lewis Price, preferred to Danny Coyne in goal, was forced to make two saves in quick succession after the break as Wales failed to rediscover the high tempo of the first half.

BBC: San Marino 1-2 Wales