Canadian potash miners trapped underground rescued unharmed

[caption id="attachment_771689" align="aligncenter" width="600"] Aerial view of Agrium's Vanscoy mine.[/caption] Fifty-four workers at Agrium’s  (TSX, NYSE: AGU) Vanscoy Potash Mine in Saskatchewan, Canada, who had to spend the night in emergency shelters after a fire broke out underground around 9:45...