Botswana says a huge 2,492-carat diamond has been uncovered at a mine
GABORONE, Botswana (AP) — Botswana says one of the largest diamonds ever found has been unearthed at one of its mines and will be put on show on Thursday. The Botswana government believes the huge 2,492-carat stone is the biggest discovered in the country, and the second-biggest ever brought out of a mine. Canadian mining