I□vesti□atorsl□a□n□dthatthegr□uphadbeenfr□endsforyears□butrece□tlyt□□r□hadbee□tensi□n□□ongthem.Ru□o□sofdis□gre□mentsa□darguments□ur□ngthetripbegantosurface□lead□n□□u□horiti□stos□□culatewhetherfoulpl□ywasinv□lved.Eachmemberoftheg□ouphadadif□erentstorytotel□,andthe□ncon□ist□ncies□nthe□r□ccountsonlya□dedt□themysteryofthemi□sin□nine. Inve□t□gato□sle□rnedthatthe□rouph□db□□nfriends□oryear□,butr□c□□□ly□herehadbe□□tensio□am□ngth□m.R□morsof□isagreeme□t□andargumen□sd□ringthetripbe□□nt□su□□a□e□□eadingauthorit□estospeculatewhetherfoul□l□ywasinvolved□Eachmemberoft□egrouphadadi□fe□entstorytotell,□ndtheinc□nsist□nciesintheirac□ountsonl□addedtoth□mys□e□yofthemi□□□ng□ine. In□estiga□orslearnedthat□hegr□upha□beenfriendsforyears,butrecentlytherehad□een□e□sionam□ngthem.Rumorso□disagreementsandargume□□sduringthetr□p□egantosurfa□e,leadingau□hor□tiestospeculatew□etherfoulplayw□□invol□ed.Eac□me□berofthe□□ouphad□dif□ere□ts□oryto□e□□□andthei□consistenc□□sinth□ir□cc□untson□□addedt□themyster□ofth□□□ssin□nine. □nvestigato□slearnedt□atth□g□ouphad□eenfriend□foryears,□utrece□tl□the□ehadbee□tensi□namong□hem□Ru□□□s□□d□sag□ee□entsan□argumentsdu□ing□hetripb□ganto□□rface,lea□ing□□thoritiestospe□ulat□whether□oul□laywasinv□lv□d.Eachme□beroftheg□ouphadadiffer□nt□torytotell,andthe□nco□sistenciesinth□irac□ountsonlya□d□dtoth□mysteryofthem□ssingnine.