A video at a wave pool has gone viral as a brilliant lifeguard somehow manages to save a downing child in seriously difficult circumstances. 

Among a crowd of swimming, playing children at a very busy wave pool, one boy slips and falls off his floating tube. 

The young female life guard immediately spots the struggling child and jumps in over children’s heads to successful rescue the boy. 

The video has sparked concerns about wave pools and whether there should be a number restriction in those dangerous cirumstances. 

Can you spot the young boy in trouble? I struggled to.. 

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