□p>In□es□igator□ learn□d that the group ha□ b□en □riends for yea□s□ bu□ recen□ly ther□ had □e□n □ensio□ am□□g the□. Rumors of □isagree□ents and arguments du□i□g the trip□□egan □o□sur□ac□,□leading autho□i□ie□ t□ sp□culate whe□her□foul play was i□□□□ve□. Each memb□r of the group had a□di□feren□ story to tell, □nd t□□ i□cons□ste□□ies in thei□ a□co□nts □nly added □o □h□ mystery o□ the missi□g □ine.