BNSF_loco_K.D.McLaughlin With thick smoke impeding visibility and foiling aircraft operations over the past couple of days, BNSF Railway trains have been shuttling fire crews and heavy equipment into the Sheep Fire at the southern edge of Glacier National Park.

There firefighters have been working to build containment lines during a lull in fire activity.

Fire management team spokesman Greg Dinetto said Wednesday that three feller bunchers and a skidder have been railed in to help created a shaded fuel break downwind of the fire.

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