Elena Becatoros, Athens-based chief of bureau, Southeast Europe; Eldar Emric, camera operator, Sarajevo; Felipe Dana, photographer, global enterprise and news; and John Flesher, Michigan-based environmental team corespondent, for the sixth installment of the “What Can Be Saved?” environmental series, traveling down the Albania’s Vjosa River to witness one of Europe’s last free-flowing rivers and chronicle the livelihoods that would be affected if dams are built.