Thousands of workers milled around the gate of the construction site of a Samsung Display factory in Vietnam, scuttling with private security forces after security guards threw a worker to the ground, according to multiple press reports from South Korea and Vietnam.

While the information is sketchy as of this posting, the press reports commonly said as follow: On Feb. 28 afternoon, massive scuffles broke out between Vietnamese workers and South Korean security guards in Yen Phong, Bac Ninh, about one hour drive from Hanoi, after security guards knocked down a Vietnamese worker, rendering him unconscious.

The victim was among about 5,000-6,000 workers who had to wait in long queues to return to work after lunch as security guards were checking individual IDs due to fingerprint-reader malfunctions.

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