(Bemidji, MN) — Authorities now believe foul play is involved in the disappearance of 31-year-old Rose Downwind of Redby and have questioned two men in the case. The investigation has been focused to an area north of Bemidji including Lake Bemidji State Park and the Buena Vista State Forest. Property owners are being encouraged to check their land for any signs of suspicious activity including trespassing, recent fires or disturbed ground. Hunters are also being asked to check their trail cameras.