Photo: Mike Hewitt/FIFA/Getty Images
After more than a decade of indecision, FIFA, the international governing body of football, has finally made goal-line technology part of its World Cup matches. The GoalRef system alerts match officials when a ball fitted with flexible copper coils passes into a magnetic field generated inside the goal posts. On 6 December, the technology was used for a match between Sanfrecce Hiroshima and Auckland City at International Stadium Yokohama, in Japan.
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