LONDON, UK: Power Metal Resources PLC (AIM:POW), a metals exploration and development company, has sold its entire stake of 69.5 million shares in Kavango Resources plc (Kavango) for 0.8p per share, raising £556,000 in cash. Power Metal still holds 60 million warrants to buy new Kavango shares at a price of 4.25p or 5.5p, expiring…