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Rescue workers stand around a collapsed ventilation grate at an outdoor theater in Seongnam, South Korea, Friday, Oct. 17, 2014. Fourteen people were feared dead Friday after the ventilation grate collapsed during a concert by popular girls' band 4Minute, officials said. (AP Photo/Yonhap, Shin Young-geun) KOREA OUT
Rescue workers stand around a collapsed ventilation grate at an outdoor theater in Seongnam, South Korea, Friday, Oct. 17, 2014. Fourteen people were feared dead Friday after the ventilation grate collapsed during a concert by popular girls' band 4Minute, officials said. (AP Photo/Yonhap, Shin Young-geun) KOREA OUT

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    Concert accident kills 16 people

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Concert accident kills 16 people

An outdoor concert in South Korea ended in tragedy when 16 people fell to their death. CNN's Paula Hancocks reports.

Concert accident kills 16 people

An outdoor concert in South Korea ended in tragedy when 16 people fell to their death. CNN's Paula Hancocks reports.