I□vestigatorsl□arnedthatthegrouph□dbeenfr□ends□□rye□rs,butr□cently□her□hadbeen□ensio□among□hem.Rum□r□ofdisag□e□me□tsa□dargumentsdur□ngthetripbeg□ntosurfac□,leading□□t□□r□□i□stospecul□te□het□erfoulplayw□sinvolved.□□chme□b□ro□□hegroup□a□□di□ferentstoryt□tell,andthe□nconsistenciesin□heir□ccountsonlyadd□dtothemysteryof□hemissingn□□e.<□p> Investi□□tors□□arn□dthat□he□r□uphadbeenfrien□sforyea□s□butr□ce□t□yt□e□□hadbeentensionamongthem.□u□□□sofdisagreementsandargumentsduring□hetrip□e□antosurface,leadingautho□i□iestos□ecu□a□ewhetherfou□playwa□□nvo□ve□.E□□hme□□erofthegr□□phadadif□erentstoryt□tell,andth□□nconsist□nc□esintheiraccoun□sonl□addedt□th□myster□ofthemissin□nine.□> □nves□igatorslearn□□th□t□hegrou□had□ee□friends□□rye□□s□□utrecentlytherehadbeent□ns□onamo□gthem.Rumorsofd□sagreementsandargum□nt□d□ringthetripbega□tosurfa□e,leadingauthoritiestospeculatewhether□ou□playwasinvolve□.E□□□me□berofthegr□uphadad□fferents□orytote□l,an□theinconsis□enciesintheiraccou□□sonlya□dedtothem□s□eryofth□missingnine. Inv□stigatorslearn□□□□□tthegroup□a□be□nfriend□□□r□ears,b□trec□nt□ythereh□dbeent□nsi□namongthe□.Rumorsof□is□gr□□□□ntsandarg□me□t□durin□□hetrip□eganto□urf□ce,leadingaut□oritiestos□eculatewhetherfoulplay□asinvolved.□a□hmemberofthegrouphadadifferentstorytotell,andth□inconsi□t□n□iesintheirac□ountso□ly□ddedtothemyst□ry□fthemis□□ngnine.