SIOUX FALLS, S.D. - Casey Gifford and Michael Olson announce their engagement. Parents of the couple are Kent and Joleen Gifford of Tyler and Kyle and Josephine Olson of Blackhawk, S.D. Gifford is a 2006 graduate of Russell-Tyler-Ruthton High School and a 2010 graduate of South Dakota State University and is employed by Sanford Health in Sioux Falls as a registered nurse. Olson is a 2005 graduate of Sturgis High School and a 2008 graduate of Western Dakota Tech and is employed with Sioux Falls Fire and Rescue as a firefighter. The couple plans an Oct. 5, 2013, wedding in Sioux Falls, S.D.