I□ves□iga□ors□e□rnedthat□hegro□p□a□bee□friendsforyears,□u□recentl□□□erehadbeenten□□ona□ong□hem.Rumorsof□isagre□men□sandarg□men□sd□ringth□tripbegan□□surface,l□adin□auth□ritiestospeculatew□et□erfou□pl□ywasin□olved□Eachm□mberoft□egroup□adadi□ferentstorytotel□,andthe□nconsistenc□esintheiraccou□t□onlyadde□tot□emysteryofthemissingnine.□/p□ In□esti□□□or□learnedthatthegroup□adbeenfrien□sfor□ea□s,butrecently□□ere□□dbeen□ensio□amon□them.R□mor□ofdi□agreementsandargum□nts□uring□hetripbeg□ntosurface,leadin□autho□ities□ospec□latewh□therfoulplay□asinvolved□Eachmemberofthegrouph□dadifferentstorytot□□l□andthein□onsisten□iesintheira□□ountso□lyadd□dtothe□ysteryofthemissi□gn□□e. Investiga□orslearnedth□t□hegrouph□dbeenfri□ndsforyear□,bu□rece□tlyt□erehadb□entensionamongt□em.R□morsofdi□agreemen□sanda□gumentsdur□ngthetripb□gan□osurfa□e,leadingautho□i□ies□ospeculat□whe□□erfoulpl□y□asinvo□v□d.Eachmembero□thegro□p□□dadifferentstorytotell□□ndtheinconsi□tenc□esi□thei□ac□ountso□lyadd□□toth□m□st□ryofthem□s□ingni□e. I□vestigatorslearnedthat□hegroup□ad□eenfr□□□ds□□ryea□s,b□t□ece□tly□he□□hadbe□n□ensiona□ongth□m□Rumorsofdisagre□mentsandarg□mentsduringt□e□□ipb□□antosu□fa□e,l□a□ingauthorit□e□to□peculatewheth□rfoulplaywa□invo□ved.Ea□hmemberofthegrouph□da□i□fe□entstorytot□l□,an□□heinconsiste□cies□□theiraccountsonlyaddedtoth□m□steryo□them□ssing□□ne.