Tony and Tammie Risica of McAllen announce the engagement and forthcoming marriage of their daughter, Brooke Ellen Graf of Frisco, Texas, to Preston Kirk Rock. She is also the daughter of the late Dr. Dean Graf. The prospective groom is the son of Kevin and Susan Rock of McAllen. The bride’s grandparents are Dr. and Mrs. James Bexley of Huntsville, Texas, Ms. Loretta Riscia of Edinburg and Ms. Lois Graf of Houston and the late Frank Graf. The groom’s grandparents are Mr. and Mrs. Ron Rock of McAllen, Mr. and Mrs. Jim Green of Edinburg and Mr. and Mrs. Bruce Barrett of McAllen.

The wedding date has been set for Sept. 17, 2011, at Calvary Baptist Church in McAllen.

The bride-elect is a 2004 graduate of McAllen Memorial High School, and a 2008 graduate of Texas A&M University. She is employed by J.C. Penney Corporation as an assistant buyer. The groom-elect is a 2004 graduate of McAllen High School and a 2008 graduate of Texas A&M University. He is employed as a senior project engineer at Manhattan Construction Co.