Teng Yang, age 16, of Walnut Grove passed away Wednesday, January 25, 2012 at Sanford Children’s Hospital in Sioux Falls.  Services will begin at 8:00 a.m. Saturday, January 28 at the Walnut Grove Funera Home and will continue until 10:00 a.m. Monday.  Burial will be at 10:00 a.m. Monday at the Walnut Grove Cemetery.  Teng is the son of Chor Yang and Mang Thao of Walnut Grove.  Online condolences may be sent at www.stephensfuneralservice.com.  Stephens Funeral Service - Walnut Grove Funeral Home is assisting the family with arrangements.