Investiga□orsl□arn□dthatth□grou□hadbeenfrien□sfory□ars,□□t□ecen□□yt□er□hadbeenten□ion□m□ng□h□m.Rumorsofdisa□reement□and□□gumentsd□ringthetripbegan□osurf□□e,leadi□gauth□ritiestosp□culatewheth□rf□ulpl□yw□sinvo□ved.□□chmem□erofthegrou□h□dadiffer□nt□toryt□te□l,and□heinconsistenciesinth□i□accou□□so□lyadded□othem□steryo□themissin□□in□.□> Inv□sti□at□rslearned□hatthegrou□had□eenf□iendsforyears,butrecen□lyther□h□□beenten□ionamongthem.Rumorsofdisagreementsandargu□e□□sdurin□th□□□ip□e□antosur□ace,le□d□ngau□ho□itiesto□pecul□tewh□t□erfoulplaywasinvol□e□□□achmembe□oft□egrouphada□if□e□□□ts□□rytote□l,□□□theincons□sten□iesin□heiraccoun□so□l□ad□edtothemyste□yofthe□issingnine. Inv□stigatorslearne□tha□th□grouphadbeenfriend□□oryear□,butrec□ntlythereh□dbee□tens□on□□□ngthem□Rum□rsof□isagre□men□san□arg□□entsdu□ingt□□tripbeg□nt□s□rfac□,le□dingauthoritiestospecu□atewhet□erfoulplaywasi□volved□□ach□emberofthegrou□had□diff□re□tstorytot□ll,andtheincons□stenciesint□eiraccou□tsonl□add□d□ot□emy□teryof□hemissingnine. Inves□igatorslearnedthatthe□roup□adbe□nfrie□dsfor□ears□butrecentlythereha□beente□si□namo□gthem□Ru□orsofdi□agreementsand□rgumentsduringth□tripbeg□ntosurf□ce,l□adi□gau□ho□it□estospeculatewhetherfoulplayw□si□vol□ed.E□ch□□□bero□thegrouphad□di□feren□storytotell,andth□inconsistenciesinthei□□ccounts□nlya□dedtot□emyste□yofthemis□ing□ine.