cox bazar grieve rohingya muslim refugees bury 18 include children friday hours drown bangladesh coast boat capsize heavy seas relatives weep identify body makeshift morgue take away bury mass grave boat hit big rock turn say lalu miya whose wife daughter two sons die accident late thursday another two children miss suna miya say lose three daughters age 10 accident wife three children survive men prepare burial grind daylight relatives squat around baby cover cloth hand reach touch children miya bend daughter cradle head kiss goodbye 60 refugees myanmar believe drown late victims unite nations say world fastest-developing refugee emergency surge number rohingya flee myanmar military campaign take total half million bangladesh abul kalam 55 survive say wife two daughters grandson dead kalam say arm buddhists take away livestock food week ago say villagers summon military office tell people rohingya myanmar refugee boat capsize darkness fell drive wind rain high seas official international organization migration say 23 people confirm dead 40 miss seventeen survive rohingya muslims say goodbye boat capsize