The company said that the three trapped workers are business-partner employees, two from British Columbia and one from Ontario. They were working more than 500 meters (more than a quarter-mile) past the affected zone when the first rocks fell, and were asked to relocate to the refuge before the second rockfall.

Three workers who were trapped at a gold and copper mine in Western Canada have been rescued after more than 60 hours underground. Red Chris mine operator Newmont

Eighteen miners are in good health after a 12-hour-long rescue operation, Colombia's National Mining Agency says.