Article Photos: Unidentified victims of Bangladesh collapse buried 144/157

Protesters carry the national flags and shout slogans during a May Day rally on Wednesday May 1, 2013 in Dhaka, Bangladesh. Thousands of workers paraded through central Dhaka on May Day to demand safer working conditions and the death penalty for the owner of a building housing garment factories that collapsed last week in the country's worst industrial disaster, killing at least 402 people and injuring 2,500. (AP Photo/Ismail Ferdous)