□nv□sti□atorslearne□tha□□hegrou□hadbee□frien□sfor□e□rs,butr□□en□l□there□a□bee□t□n□ionamongt□em.R□morsofdisag□e□mentsanda□gumentsduringthetripb□g□ntosurface,leadinga□thoritiestos□eculatew□□ther□oulplaywa□inv□lved.E□ch□□mber□fthegrouphadadiffere□tstorytot□ll,andthe□nc□nsistenc□esi□□□eiraccount□o□l□□dded□othe□ysteryofth□mi□□ingn□n□□ Inve□□igatorsle□□nedt□a□□hegrouphadbeenfriendsfory□ars,b□tre□entl□□herehadbeentension□mo□gthem.Rumorsof□is□greements□ndargument□duringthetripbeg□nto□urface,□eadingau□horitiestosp□c□lat□whet□erfoulplaywasinvol□ed.Eachm□mb□rofthegro□p□adadiffe□□ntstoryto□ell,andtheinconsis□enc□esin□hei□accountsonlyaddedtot□emyste□yofthemissing□□ne. Inve□ti□atorslearnedthatthe□rouph□dbeenfrien□sforyears,□utrecentlytherehadbeen□ensiona□ongthem.Rumorsof□i□a□ree□ents□ndarg□□ents□□□i□gthetripbegan□osurface,□eadingauthoritiest□spe□ulatewhet□erf□□l□layw□sinv□lve□.E□ch□emberofth□g□ou□hadadifferen□stor□tot□ll,andthei□□□nsist□n□iesint□e□raccou□tsonlyad□edtothe□□st□□□ofthem□ss□ngnine. Investigat□r□l□ar□□□t□atthegrou□hadbeenfriendsfor□ears,butrecen□lythe□ehadbee□tensionamong□hem.Rumorsofdisag□eemen□sanda□□umen□□du□i□gthetripbe□□ntosurface,□eading□u□horitie□to□peculatewhe□he□foulpla□w□sinvol□ed.Each□embero□□hegroup□ada□iffere□□stor□tot□ll,andthei□consistencies□nt□□□raccount□on□yaddedt□themys□eryofthemissingn□ne.