Infant twins of Richard David Thyen and Kimberly Rochelle Thyen of Columbia, died at Maury Regional Hospital. Graveside services will be conducted at 10:30 a.m., Thursday at Rose Hill Cemetery with Brother Joe Rhodes officiating. Survivors in addition to their parents are two sisters, Monica Nicole Thyen and Alissa Brooke Thyen both of Columbia; paternal grandparents John and Sandy Thyen of Columbia; maternal grandparents, Martha King and Bob Jones of Belton, South Carolina and Darrell and Beth King of Centerville.