□nvestiga□orslear□e□thatthegroup□a□b□enfriends□o□years□but□□cent□yth□rehad□ee□tensionamon□the□.Rum□rsofdis□g□eementsandargumentsduringthetripbeg□nto□urf□ce,le□dingauthoritiestospeculatewheth□rfoul□□a□wa□involved.Each□e□b□rof□hegrouphadadiff□re□tstoryto□ell,andthei□cons□stenciesi□□h□i□accountsonlya□ded□othemysteryo□t□emissingn□ne. I□vesti□at□rsl□a□nedthatt□eg□ou□h□dbeenfriend□foryears□butrecentlytherehadbeen□ensionamo□□them.Rumorsofdi□agreements□ndargumentsdurin□th□tr□pbe□antosurf□ce,lead□ngauthor□tie□□os□□□ulat□whether□oul□layw□sinv□l□e□.Eachm□mberof□hegrouphada□□ff□re□□□torytotell,a□dthe□□con□istencie□intheirac□□untso□l□addedt□themysteryofth□missingnine. Inve□□igators□□arnedthattheg□□uphad□een□ri□nd□foryea□s,b□t□□c□□tlythe□ehad□eentensionamongthem□Rumors□fdisagreementsandargume□t□duringthetripbegantosurface,lead□ngauthoritiestospecu□atewhetherfoulplay□asinvo□ved.Eachmemberofthegrouphadadiffer□nt□toryt□t□ll,an□t□einconsis□□n□□esint□eiraccountsonly□dded□ot□emyster□oft□em□ssing□ine. Investig□torslearnedtha□thegro□phadbe□□fri□ndsfo□y□□rs,b□trecentlyther□hadbeentensionamongthem.Rumo□□of□is□g□eem□nts□n□□rgu□□ntsduringt□et□ipb□gantos□rface,le□d□□gauthori□iestos□eculat□□heth□rfoulpl□□□asinvolv□d.Eachmemberofthegrouphadadif□eren□s□orytotel□,an□th□in□onsi□tenci□sinthei□acc□untsonlyadde□tothemy□teryo□them□ss□ngnin□.□/p□<□>□nvest□gatorslearnedthatthegrouphadbe□nfr□endsforyears,butrec□ntlytherehadbeent□n□iona□□□gthem.Ru□orso□di□a□reem□ntsandargume□□sduri□□th□tr□□be□ant□surface,le□d□nga□th□r□tiestospecu□a□□whethe□foulp□aywas□nvolved.Eachmem□□rofthegrouphadadifferentstorytotell□□ndtheinconsist□ncie□inthe□racco□ntsonl□ad□edtothemy□ter□□fthe□□s□ingnine.