KEVIN FRAYER / APA Bangladeshi woman survivor is lifted out of the rubble by rescuers at the site of a building that collapsed Wednesday in Savar, near Dhaka, Bangladesh, April 25, 2013.

ANDREW BIRAJ / REUTERSA relative holds a picture of a missing garment worker, who was working in the Rana Plaza building when it collapsed, in Savar,19 miles outside Dhaka, April 24, 2013. Sumi, a 25-year-old worker, told the Associated Press that she was sewing jeans on the fifth floor with at least 400 others when the building fell. “It collapsed all of a sudden,” she said. “No shaking, no indication. It just collapsed on us.”

MUNIR UZ ZAMAN / AFP / GETTY IMAGESBangladeshi civilian volunteers assist in rescue operations after an eight-storey building collapsed in Savar, on the outskirts of Dhaka, on April 24, 2013. Bangladesh has one of the biggest garment industries in the world, providing clothes for major Western retailers which, it has been said, benefit from Bangladesh’s low-cost labor.

A.M. AHAD / APRelatives mourn a victim at the site after an eight-story building housing several garment factories collapsed in Savar, near Dhaka, Bangladesh, April 24, 2013. Tens of thousands of people headed to the site, some of them weeping survivors, while others searched for family members. Firefighters and soldiers, using drilling machines and cranes, worked with volunteers in the search.

MUNIR UZ ZAMAN / AFP / GETTY IMAGESThe dead body of a Bangladeshi youth is seen in the rubble after an eight-storey building collapsed in Savar, on the outskirts of Dhaka, on April 24, 2013. The collapse happened at roughly 8:30 a.m. local time.

ANDREW BIRAJ / REUTERSPeople mourn for their relatives, who are trapped inside the rubble of the collapsed Rana Plaza building, in Savar, 19 miles outside Dhaka April 24, 2013. The last major building collapse was in 2010, when a four-storey building collapsed in Dhaka, killing at least 25 people and injuring others.

A.M. AHAD / APRescue workers pull a woman out from the rubble after an eight-story building housing several garment factories collapsed in Savar, near Dhaka, Bangladesh, April 24, 2013. Dhaka resident Tahsin Mahmoo described the scene as a “war zone” to the BBC. Fire brigade chief Ali Ahmed Khan told the BBC Bengali service that “Already we’ve rescued three to four hundred people … Now we are cutting through the concrete walls and trying to get inside with the help of sniffer dogs.”

A.M. AHAD / APPeople and rescuers gather after an eight-story building housing several garment factories collapsed in Savar, near Dhaka, Bangladesh, April 24, 2013. Workers in the building said that because it had developed such severe cracks the day before, it had been reported on local news channels.