In□esti□atorslearnedthatthe□□o□p□□dbee□friendsforyears,but□ece□tly□□erehadbeente□s□o□amongthem.Ru□□rsofdisagreementsan□a□gum□□□sd□□□ngthetrip□egantosurface,lea□ingaut□oritiest□speculatewhetherf□□lplaywa□involved.Eac□memberof□hegro□phadadiff□ren□□torytotell,andtheinconsist□□ciesin□□□i□account□□nlya□dedtothemyste□yofthemissin□nine. I□ve□tigatorslearnedthatthegrouphadbe□nfri□nd□foryears,b□t□ecently□□ere□ad□eentensionamongthem.Rumor□ofdi□agree□entsa□dargument□d□ringth□tr□pbegan□os□rface,l□ad□ngauth□ritie□□ospec□late□hetherfoulplaywas□nvo□ved.Eachm□mbe□□ft□egrouphadadif□erentstor□to□ell,andth□inco□si□□□nciesinthei□accountsonlyadd□dtothemysteryof□hemis□ingnine.□><□>Investiga□□rsl□arn□dthatth□gr□u□h□d□ee□□□iends□orye□rs,butrecentlyth□reha□be□ntensiona□ongthem.Rumorsofd□sagreement□andarguments□uringth□tripbega□t□□ur□ace,□eadingauthoritiestospecu□□tewhetherfoulplayw□si□volved.Eachme□be□oft□eg□ouph□dadi□ferents□or□□□tell,andthei□con□is□enciesintheiraccountsonl□ad□ed□othem□□te□yofth□missing□ine. Inv□□t□gatorslearned□ha□th□gro□ph□□b□enfriendsforyears,butrecentlytherehadbee□tensionamongthem□Rumorsofdisa□reementsandargum□ntsduringthetripbegant□su□face,leadingauthoritiestos□eculat□whetherfoulplaywasinvol□ed.Eachmembe□□f□h□g□□up□adadif□eren□stor□totell,and□h□i□co□□iste□cie□□nt□e□racc□untsonlya□d□dtothemyst□ry□fthemissingni□e.□>