S55E33: This Ancient Atrocity; Lithium Valley; James Nachtwey

Synopsis

How a Nebraska middle school's concerns about the safety of its students led to one of the largest investigations into illegal child labor in America; the race to develop domestic sources of lithium, which are needed for the transition from gas-powered vehicles to electric cars and trucks; and a profile of war photographer James Nachtwey who is 75 and still risking his life to capture important images of suffering and sacrifice.