A $753m US-backed railway from Angola to Congo shows how Washington, Africa and a Lusophone builder are racing China for the metals of the future.

Angola's Lobito rail wins fresh funding as Washington and Beijing fight for Africa's cobalt and copper. What it means for supply chains and Latin America.

A $753m US-backed railway from Angola to Congo shows how Washington, Africa and a Lusophone builder are racing China for the metals of the future.