QUETTA: Eleven coal miners were killed and four others were seriously injured after armed men opened fire at them at the Machh coal field.

Police said that armed men took the coal miners to nearby mountains where they opened fire on them. Eleven were confirmed dead by police and the others injured were said to be in critical condition.

The injured were taken to the Machh hospital for treatment. Heavy contingents of police, local administration and Frontier Constabulary (FC) personnel cordoned off the area soon after the incident occurred.