Mr. and Mrs. Roger Powell of Beaver City announce the engagement and upcoming wedding of their daughter, Sandra Gayle, to Todd Garrett Ketterl, the son of Mr. and Mrs. Vernon Ketterl of Herndon. Grandparents of the couple are Jim and Jan Frey of Beaver City, Jim and Jolene Strutt of Mooreland, Kan., and Anna Mae Ketterl of Herndon. The bride-to-be is a 2000 graduate of Southern Valley High School and a 2002 graduate of McCook Community College. She is attending Fort Hays State University in Hays, Kan. The prospective bridegroom is a 2001 graduate of Oberlin High School. He is also attending Fort Hays State University. The couple is planning a July 19, 2003, ceremony at the First Presbyterian Church in Beaver City.