The moment when it is unclear if a ball has crossed the goal-line or not is an incredibly difficult call for officials to make. More often than not, mistakes are made.
With so many advancements in technology these controversies have led many to call for the use of "goal-line technology." The use of a replay system, such as Hawk-Eye or Cairos GLT, could do wonders to avoid errors of the human eye.
There have been many controversial goal-line decisions over the years, all of which are now being used as support for the use of replay technology in soccer. Here are 10 of those incidents.
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