Samuel Tatum Cobb III, 66, died unexpectedly and peacefully on Wednesday, April 6, 2016 in Fort Worth. A graveside service with military honors will be held at 11:15 a.m. Tuesday, April 12, in Dallas-Fort Worth National Cemetery, 2000 Mountain Creek Parkway, Dallas, Texas 75211. Samuel was a Vietnam War Veteran and a retired law enforcement officer with a distinguished career. Samuel is survived by his wife, Carol; sons, Steve, Matt, Jeff and Sam.