<□>□nvestiga□□rs learned that the gr□up□h□d been fri□nds for year□□ □u□ rece□t□y t□ere ha□ been tensio□ am□ng them. Ru□ors of disagreement□ an□ arg□me□□s d□ring t□e tri□ began to surface□ lea□in□□au□horities□to□speculate whether fo□□ play □a□ involve□. E□□h member of th□ gr□up had a differ□nt s□o□y □o tell, an□ the□inco□sist□ncies in □□e□r accoun□s □nly add□d □o th□ myst□ry of t□e missing nine.<□p>