Irish climber Noel Hanna, 56, died on Monday while an Indian is still missing after falling into a crevasse in two separate incidents on Mount Annapurna, the world’s 10th highest mountain, an expedition organizer said Tuesday. The cause of the Irish climber’s death was not immediately known. A search is still on for Indian climber Anurag Maloo, who fell into a crevasse on the same mountain on Monday.