Cameco limits underground mining at Rabbit Lake after rock fall

[caption id="attachment_841003" align="aligncenter" width="600"] Rabbit Lake, which opened in 1975, is the longest operating uranium production facility in North America, and the world's second largest uranium mill. (Image courtesy of Cameco)[/caption] Canadian uranium producer Cameco (TSX:CCO)(NYSE:CCJ) said on Thursday it has restricted underground...