SANTIAGO (Reuters) -Chilean copper miner Codelco on Sunday said two more workers trapped at its El Teniente mine were found dead, bringing the toll of fatalities from a collapse last week to four. One person died at the time of the incident on Thursday evening,

SANTIAGO >> Four of five trapped workers at Codelco’s El Teniente copper mine have been found dead, the company said on Sunday, as rescue teams work to clear underground passages that collapsed in a strong tremor last week.

Some 100 people were involved in search for workers at El Teniente copper mine, the world’s largest underground mine.