Aussie swimmer shatters world record on the way to Olympic gold

An Australian swimmer has stunned the world by not only winning Olympic gold but doing so while smashing the existing world record by a remarkable margin, in a performance commentators are already calling "the swim of a generation."

The athlete, who had been quietly tipped as a podium contender, blew the field away from the opening lap and never relinquished the lead, touching the wall in a time that will leave rivals scrambling to recalibrate their training plans.

Family members watching from the stands embraced in scenes broadcast around the world, while teammates back at the village reportedly erupted in celebration so loud it could be heard from neighboring buildings.