Carl Sampson, also known as Peo Peo Mox Mox (Yellowbird), was the hereditary chief of the Walla Walla Tribe. He passed away on November 15, 2017, in Pendleton, Oregon. Carl was born on August 19, 1933, at Tutuilla Flats on the Umatilla Indian Reservation, Oregon. His parents were John and Carrie Abraham Sampson. He was married to Marian “Arleta” Sampson for 65 years, and for the past many years they were recognized as the longest married couple in the Pendleton Round-Up Indian Village.Carl attended Pendleton High School and Chemawa Indian School in Salem. He served for many years on the Umatilla Tribe’s Board of Trustees and as the chairman of the General Council. He was the Umatilla Tribe’s first tribal housing manager, served on the Tribal Health Commission, Portland Area IndianHealth Board, Umatilla Fish and Wildlife Committee, Columbia River Inter-Tribal Fish Commission, Healing Lodge of the Seven Nations, Hanford Advisory Board, and National Congress of American Indians. He also served in the United States Air Force.He was a strong advocate, spokesman, and activist for protecting and honoring the Tribes’ 1855 treaty with the United States, protecting “Mother Earth” from environmental degradation and pollution, and promoting the Tribes’ cultural pride and educated many about Native people. He helped carry on the cultural traditions and ceremonies like the Mother’s Day root feast, huckleberry feasts, memorials, namings, funerals, and first food ceremonies for his people. He and his wife Arleta were big supporters of the Nixyaawii Community School and always were there to watch their children, grandchildren, and great-grandchildren in sports. He was a well know portrait artist and painter, making native drums, tribal regalia, and painting teepees. He enjoyed hunting and fishing, digging roots, picking huckleberries, and traditional dancing at pow wows with his family. As a young man he fished at Celilo Falls on the Columbia River. Over the many years, Carl and Arleta helped take care of over 30 of their grandchildren, nieces, nephews, and family members who needed their help.He was preceded in death by his mother and father; brothers Clifford Sampson, Thomas Sampson, Pete Sampson and Darrel “Bozo” Baptiste; son Curtis Sampson; and grandson Ryan Eagleheart.He is survived by his wife Arleta; daughters Cathy Sampson-Kruse, Sandy and Linda Sampson; son Don Sampson; and sisters Linnea Ganuelas, Bonnie Moffet, and Eloise Baptiste. He loved all of his 32 grandchildren, 28 great-grandchildren, and one great-great-grandchild. He had many aunts, uncles, nieces, nephews, cousins and family from the Umatilla Tribe, as well as Yakama, Warm Springs, Nez Perce, Spokane and Colville tribes.On Thursday, November 16 at 7 p.m. there was a service in a long tent at the family home of Don Sampson, 71790 S. Market Road, Pendleton, Ore. On Friday, November 17 at 7 p.m. there will be a Seven Drum Washaat Service at the Mission Longhouse. On Saturday, November 18 at 7 a.m. there will be a sunrise service at the Mission Longhouse, followed by burial at Old Agency Cemetery in Mission. At noon a dinner and giveaway will ..