Did Warren Buffett just sound the death knell for coal stocks?
 

http://img-s-msn-com.akamaized.net/t...6&q=60&o=f&l=fWarren Buffett's latest views about coal should alert investors to stocks such as Teck Resources Ltd. (TSX:TECK.B)(NYSE:TECK) and Altagas Ltd. (TSX:ALA).

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