Road cave-in kills two in NE China

 HARBIN, Aug. 15 (Xinhua) -- Two people died from injuries sustained in the fall into a 10-meter-deep pit caused by a road cave-in in northeast China's Harbin city, local authorities said Wednesday.

The other two who also fell into the pit are still in hospital, but the injuries are not life-threatening, according to officials with the city government.

The cave-in happened Tuesday afternoon in Liaoyang Street in Nangang District of Harbin, leaving a 10-square-meter and 10-meter deep pit on the road.

Investigation¹ into the cause of the accident is underway.

1 investigation   

n.调查，调查研究

参考例句：

• In an investigation,a new fact became known, which told against him.在调查中新发现了一件对他不利的事实。
• He drew the conclusion by building on his own investigation.他根据自己的调查研究作出结论。