Cramped interior shots of tank, driver at wheel, of soldier loading turret gun, of profile of tank driver, dust. Shot of soldiers unloading mailbags from truck, carrying bags into tent with "Post Office" sign over door. MS of sign "Laboratory", TILT UP to man in window of mobile dental laboratory. MS of Red Cross ambulance driving up at field dressing station, soldiers coming out tent, removing casualty on stretcher. LS PAN across shell pocked hill, to two huts where Communists were presumably hidding, shells exploding around huts. Shot of soldier walking in trench, past other soldier, into sandbag bunker.