Doster "Doc" Walker, 56 of Benton, Arkansas, passed away Monday, October 16, 2017. He was born May 15, 1961 in Lawton, Oklahoma to Donald "Pop" and Ann Walker. After retiring from Fiser Truck and Tractor, Doc enjoyed his lifelong hobbies of hunting, fishing and spending time with his family. He loved NASCAR, drag racing, and model cars as well as Razorback Football. From the moment he took his first breath till the moment he took his last, Doc lived life to the fullest. He is preceded in death by his parents as well as his sister, Alissa "Dusti" Bradley. He is survived by his wife, Mary Walker; two sons, Daniel Ward and wife Heather, James Ward and wife Shirley; brothers, Donnie Walker and wife Barb, Danny Walker and wife Susan; sister, Wendi Holzknecht and husband Will; five grandchildren, Austin, Haley, Trevor, Blake and Carter Ward along with many nieces, nephews, cousins, and friends. Doster "Doc" Walker was a humble and kind man who was loved by many. He will be greatly missed and remain forever in our hearts. A celebration of life will be held at Dial and Dudley Funeral Home in Bryant on Tuesday, October 24, 2017 from 6-8 PM.