In this Nov. 9, 2010 photo, Signal Peak Energy President and CEO John DeMichiei, right, and Mine Manager Bob Hall pause for a moment others in the Bull Mountain mine in Roundup, Mont. B

 

              In this Nov. 9, 2010 photo, Signal Peak Energy President and CEO John DeMichiei, right, and Mine Manager Bob Hall pause for a moment others in the Bull Mountain mine in Roundup, Mont. B
In this Nov. 9, 2010 photo, Signal Peak Energy President and CEO John DeMichiei, right, and Mine Manager Bob Hall pause for a moment others in the Bull Mountain mine in Roundup, Mont. Bull Mountain and other export mines in Wyoming and Montana represent a bet that overseas sales could reverse the U.S. coal industry's downward spiral. (AP Photo/Janie Osborne)