Dhaka, May 20 -- In the courtyard of a quiet homestead in Rangunia's Bandar Raja Para, four wooden cots stood side by side, each holding the lifeless body of a brother.

The sea of grief-stricken people surged toward the home, everyone desperate to catch one final glimpse of the four siblings who had left for foreign shores to build a future, only to return together in shrouds.

The two youngest brothers were supposed to return home to celebrate Eid-ul-Azha with their family. Preparations were already under way for their weddings after the festival.

Instead of two brothers arriving with bags packed for celebration, all four returned in the freezing hold of an ambulance on Wednesday morning.

The bodies of the Oman expatriates -- Rashedul...