Dr. Roland Carlstedt, an expert in psychophysiological body-language evaluation, takes us through the meltdown, frame by agonizing frame.
Carlstedt's assessments were based solely on his observation of these images.
This facial expression conveys disappointment. The muscles in the face can disrupt performance by negatively changing the sensitive mind-body balance. This leads to uncoordinated responses and a cascade of cognitive events that affect focus and planning. That's likely what happened here.