【河南巩义一农民自建土窑洞塌方 已致八人遇难】Eight people were killed after a cave dwelling collapsed during renovation work on Friday in Gongyi City, central China's Henan Province. The incident happened on Friday afternoon when local residents were renovating their cave dwelling, leaving three people trapped. A second collapse took place when a group of seven people were in the process of rescuing the last trapped person. Cave dwellings are a type of residence that are commonly seen in central and northwestern China.