How to officiate the individual medley
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USA Swimming (Organization)Officiating SwimmingIndividual Medleybutterfly strokebackstrokebreaststrokefreestyleindividual medley turnsindividual medley transition turnsindividual medley startindividual medley finishindividual medley video tutorialindividual medley take offindividual medley ruleshow to officiate individual medley