Trunk leans instead of the pelvis hiking
QL lateral flexion substitutes for glute med pelvis elevation.
Overactive muscles
Quadratus lumborumTFL
Corrective work
Foam RollQuadratus lumborum↗Foam RollTFL↗StretchQL side-bend stretch↗QL lateral flexion substitutes for glute med pelvis elevation.
Valgus on the standing leg while the pelvis tries to hike.