Inves□igatorslearnedth□□the□rouphadbeenfriendsf□□years,□□trecentlytherehadb□entensionamongth□m.□umorsofd□□a□reement□andargume□tsduring□he□ripbe□ant□surface□□eadi□gauthor□tiestospeculate□hetherfoulplay□as□nvo□ved.Each□ember□f□heg□oup□adadifferentst□r□totell,and□□□inc□nsisten□ies□n□heirac□o□ntsonlyadd□dt□them□st□ryofth□mi□□ingn□ne. Inv□st□gators□earn□dthatthegr□upha□□eenfr□endsfory□a□s□butrec□ntlyth□r□h□d□eentension□mong□hem.Rumorsofdisagreem□nt□a□da□gu□e□ts□uringthetrip□□gantosurface,l□a□in□a□thoritiestospe□ula□ew□□t□erfo□lplay□□□involved□□ach□ember□f□he□roup□□dad□ffere□tstoryto□ell□□□dthei□consi□tenciesintheiraccountsonlyaddedt□□hemyste□yofth□□iss□ngnin□.□> Inves□igator□learn□□thatthegro□phadbeenfriendsforyears□bu□recentlytherehadbeentension□mon□them.Rumorsofdi□agreementsand□rgumentsdu□i□gthetripbegantosurfa□e,leadingauthoritiesto□pec□la□□wheth□rfoulplaywasinvolved.Eachmembe□o□the□r□uph□dadifferentstoryto□ell,andtheinc□nsi□t□nciesinthei□account□□□□yaddedt□□hem□steryo□themissingnine.