Erica Manternach of Des Moines, Iowa and Colman Silbernagel of Fort Riley, Kan., announce their engagement and approaching marriage.
Parents of the couple are Chris and Sharon Manternach of Sand Springs, Iowa; and Tom and Lisa Silbernagel of Perham.
Erica is a graduate of Monticello High School in Iowa and the College of Saint Benedict in Saint Joseph, Minn. She is attending Des Moines University College of Osteopathic Medicine, where she will graduate as a physician in spring 2015.
Colman is a graduate of Perham High School and Saint John's University in Collegeville, Minn. He is a Second Lieutenant in the United States Army Corps of Engineers.
The couple will exchange vows on July 14 at Saint Luke Catholic Church in Hopkinton, Iowa.