Click to view Karin's Celebration of Life service\n \n \nKarin Lee Masterson, age 72, passed away peacefully on Monday, October 21, 2019, at Oro Valley Hospital in Arizona. She was born on May 13, 1947, in Los Angeles, California, to Josephine A. and Burton E. Olson. Karin is survived by her son, Dave S. Tyree; grand-daughter, Amanda M. Barcalow (spouse Richard M. Barcalow); sisters, Jeanne A. Olson and Barbara L. Olson; brother Daniel B. Olson; great grand-children, Brooke L. Barcalow, Brayden M. Barcalow and Brantley A. Barcalow; and many nieces, nephews, and cousins. Karin is preceded in death by her great grand-parents, Josephine and Peter Guida; grand-parents, Rose and Bill Layman; parents, Josephine and Burton and sister Dena M. McClintock. \n \nFamily, friends, and others whose lives Karin touched are invited to the Vistoso Funeral Home, 2285 E. Rancho Vistoso Boulevard in Oro Valley Arizona, from 2 p.m.- 4 p.m. on Saturday, October 26, 2019, to reminisce, grieve and to support each other.