Hans mistakes the nitro for gin and accidentally blows up the railway himself! The Germans capture René, Yvette, and the peasant-disguised Colonel and Captain. As Helga, LeClerc, and Edith each attempt to help the gang escape, General Von Klinkerhoffen arrives in town and demands that the only known saboteur be shot. This means - René's death by firing squad, with Lieutenant Gruber in charge of the squad! (thetvdb.com)