Ledakan di sebuah tambang batubara Kolombia menewaskan sedikitnya 18 pekerja di provinsi wilayah utara Norte de Santander, Sabtu, dan 13 orang lain masih terperangkap di bawah tanah dan dikhawatirkan tewas, kata seorang pejabat, Minggu.
Explosions in a Colombian coal mine killed at least 18 workers in the northeastern province of Norte de Santander on Saturday, and another 13 were trapped underground and feared dead, an official said on Sunday.