One foot falls to the support surface, but knee remains off the support surface. The other foot and leg remain off the support surface.
one foot falls to the support surface, but knee remains off the support surface. the other foot and leg remain off the support surface.
One foot falls to the support surface, but knee remains off the support surface. The other foot and leg remain off the support surface.
one foot falls to the support surface, but knee remains off the support surface. the other foot and leg remain off the support surface.