en ished ▁until ▁ 2 4 ▁November . ▁ ▁On ▁ 2 5 ▁November , ▁Carl son ' s ▁Company ▁A ▁arrived ▁from ▁Esp ir itu ▁Santo ▁and ▁joined ▁the ▁ra iders . ▁On ▁ 2 7 ▁November , ▁the ▁batt alion ▁re located ▁ ▁further ▁up ▁the ▁Ten aru ▁River ▁and ▁established ▁two ▁auxili ary ▁pat rol ▁bases ▁ ▁up stream ▁and ▁down stream , ▁respectively . ▁ ▁On ▁ 2 8 ▁November , ▁Comp an ies ▁B ▁and ▁D ▁pat rolled ▁across ▁the ▁L ung a ▁River ▁and ▁b iv ou ack ed ▁in ▁the ▁Mount ▁Aust en ▁area , ▁south west ▁of ▁the ▁L ung a ▁per imeter . ▁The ▁same ▁day , ▁Comp an ies ▁A ▁and ▁F ▁pat rolled ▁further ▁south ▁between ▁the ▁L ung a ▁and ▁the ▁Ten aru . ▁On ▁ 3 0 ▁November , ▁the ▁ra iders ▁found ▁a ▁Japanese ▁ 7 5 ▁mm ▁mountain ▁gun ▁and ▁ ▁anti - t ank ▁gun ▁emp la ced ▁on ▁a ▁r idge ▁about ▁ ▁south ▁of ▁the ▁L ung a ▁per imeter . ▁As ▁one ▁squad ▁of ▁six ▁Mar ines ▁from ▁Company ▁F ▁pat rolled ▁near ▁where ▁the ▁guns ▁were ▁discovered , ▁they ▁entered ▁a ▁hidden ▁Japanese ▁camp ▁and ▁found ▁themselves ▁among ▁about ▁ 1 0 0   J apan ese ▁soldiers ▁rest ing ▁under ▁sh el ters ▁with ▁their ▁weapons ▁stack ed ▁around ▁trees ▁in ▁the ▁center ▁of ▁the ▁camp . ▁In ▁the ▁resulting ▁me lee , ▁the ▁ra ider ▁squad ▁killed ▁about ▁ 7 5