Authorities in Mali have arrested four senior employees of a Canadian mining company as the military regime in the West African nation continues to detain workers to pressure companies in its crucial mining sector to pay millions in additional taxes.

The military regime in Mali has arrested four senior employees of a Canadian mining company as it continues to detain workers to pressure companies in the West African mining sector to pay millions in

Mali has detained senior staff of a Canadian mining firm as it pressures foreign companies to pay additional taxes in its vital mining sector. The arrests highlight the ongoing tension as Mali's government seeks increased revenue,