Lt. Col. Katie Werback, left, Commander of Walla Walla District for the U.S. Army Corps of Engineers, and Chairman Gary Burke, Chairman, of the Confederated Tribes of the Umatilla Indian Reservation, sign a memorandum to officially begin an upcoming project aimed at improving fish passage along Mill Creek, during a signing ceremony held at the Walla Walla District on January 10, 2025. Photo by Joshua Glenn / U.S. Army Corps of Engineers Walla Walla District