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[CROWD CHEERING]
>> VOICEOVER: Jumping for height.
[CROWD CHANTING]
>> VOICEOVER: Hips, knees, and ankles -
bent and soft, ready to spring.
Back and eyes - keep your back straight,
and your eyes follow your hands.
Arms - swing behind the body.
Hips, knees, and ankles - extend through hips, knees,
and push down through the feet.
Arms - drive the arms upwards for extra lift.
[CROWD CLAPPING AND CHEERING]