 Nyorai kupfuurira kweiyi ndima - Muna September 1942, Mary Luckenbach akanga ari rutivi rweConvoy PQ 18, ngarava dzezvokutengeserana 40 dzakaperekedzwa zvakasimba dzichipfuura nomuGungwa reBarents dzichienda kuMurmansk muSoviet Union. Musi wa14 Gunyana 1942 mamwe manyuko akaronga 13 Gunyana, konvo yaive kumadokero kweNorth Cape, Norway, apo Mary Luckenbach yakarwiswa neanoverengeka maGerman Junkers 88 torpedo bhomba ndege uye yakarohwa ne torpedo yemhepo. Kuputika kwe torpedo kwakaparura mutoro wengarava wematani 1.000 eTNT, kuchiparadza ngarava yacho pamwe chete navashandi vayo vose vane 41 uye vashandi 24 veUnited States Navy Armed Guard vakagoverwa kwaari. Kunyura kwaro kunorondedzerwa mumashoko aRobert Hughes, mukuru mukuru wepfuti paHMS Scylla. Nzvimbo yokupedzisira inozivikanwa yengarava yakanga iri pa. 