Worries grow about Indonesian sub’s crew as oxygen dwindles

Indonesian Navy submarine KRI Alugoro sails during a search for KRI Nanggala, another submarine that went missing while participating in a training exercise on Wednesday (Eric Ireng/AP)
Indonesian Navy submarine KRI Alugoro sails during a search for KRI Nanggala, another submarine that went missing while participating in a training exercise on Wednesday (Eric Ireng/AP)