Miners can use underwater robots to dig up deposits left from "black smokers, " which are little towers of metallic sulfides that form after magma forces fluids with copper, gold and other metals through the seafloor.

WSJ: Exhausting the Earth's Resources? Not So Fast

First, the American was set up by the Scotland centre-forward and had a left-foot dig from outside the box touched on to the post by Cerny.

BBC: Rangers 1-0 Hamilton

Four years ago, I said I would do everything I could, every single day, to dig us out of the hole we were left.

WHITEHOUSE: Remarks by the President at Ohio University, Athens, OH