Sister Roseline Kos, RSM, 98, who served God as a member of the Sisters of Mercy for 78 years, died Dec. 14, 2015, at Mercy Medical Center in Cedar Rapids after a brief illness. Services will be held at 10:30 a.m. on Thursday, Dec. 17 at the Sacred Heart Convent Chapel on Mount Mercy University’s campus, by Rev. Keith Birch and Msgr. Russell Bleich. Burial will be at Mount Calvary Cemetery in Cedar Rapids.