ans ▁into ▁allowing ▁them ▁to ▁go ▁on ▁their ▁way . ▁The ▁second ▁time ▁however , ▁the ▁Germ ans ▁seem ▁rel uct ant , ▁until ▁Van ▁der ▁Po el ▁shows ▁them ▁the ▁contents ▁of ▁his ▁back pack . ▁ ▁This ▁pack ▁becomes ▁the ▁focus ▁of ▁susp icion . ▁P ugh , ▁already ▁trouble d ▁by ▁Van ▁der ▁Po el ' s ▁lack ▁of ▁knowledge ▁of ▁the ▁South ▁African ▁Army ' s ▁tea - bre wing ▁technique , ▁follows ▁him ▁when ▁he ▁heads ▁off ▁into ▁the ▁desert ▁with ▁his ▁pack ▁and ▁a ▁sp ade ▁( supp osed ly ▁to ▁dig ▁a ▁lat r ine ). ▁P ugh ▁thinks ▁he ▁sees ▁an ▁anten na . ▁Later , ▁at ▁night , ▁they ▁decide ▁to ▁use ▁the ▁amb ul ance ▁head light s ▁to ▁see ▁what ▁Van ▁de ▁Po el ▁is ▁really ▁up ▁to . ▁He ▁pan ics , ▁bl und ers ▁into ▁some ▁quick s and , ▁and ▁sub mer ges ▁his ▁pack , ▁though ▁not ▁before ▁An son ▁and ▁Mur do ch ▁see ▁that ▁it ▁contains ▁a ▁radio ▁set . ▁They ▁drag ▁him ▁to ▁safety . ▁While ▁he ▁re co vers , ▁they ▁real ise ▁he ▁is ▁probably ▁a ▁German ▁sp y ▁but ▁decide ▁not ▁to ▁confront ▁him ▁about ▁this . ▁During ▁the ▁final ▁leg ▁of ▁the ▁journey ▁K aty ▁must ▁be ▁hand - c rank ed ▁in ▁reverse ▁up ▁a ▁sand ▁d une ▁esc arp ment , ▁and ▁Van ▁der ▁Po el ' s ▁strength ▁is ▁again ▁cru cial ▁to ▁ach ieving ▁this . ▁