CASPER, Wyo. — The Elk Fire burning in the Bighorn National Forest near Dayton has now reached 72,998 acres, according to an update from the U.S. Forest Service on Monday morning. The fire is now 10% contained along the northeast edge, north of Dayton. Crews are working on the southern end to get ahead of fire movement to protect potentially threatened communities and municipal watersheds in the Big Goose drainage area. …Structure protection work continues today northwest of the fire in Little Horn Canyon, and along subdivisions near US Highway 14 between Dayton and Burgess Junction. …Crews are also working on strategies to protect homes and communities, the Sheridan watershed and key infrastructure south of the fire, they said. Some 700 cattle were transported off the fire area early Monday due to collaborative efforts by the community and emergency agencies. …Multiple structures and outbuildings have been lost, including two primary residences.