Col. Christopher Hussin, Commander, Tulsa District, U.S. Army Corps of Engineers joins Greg Miller, Chairperson Board of Directors, The Corps Foundation, in presenting Orville and Pauline Nichols with the “Volunteer Enduring Service Award,” Sept. 22, at the Case Community Center, Sand Springs, Okla. The Nichols received the national award for their contribution of over 26,000 hours of volunteer work to Keystone Lake.