Thurman Ray Curtis, 67, of rural Keystone, died at 5:41 p.m. Thursday, May 18, 2023, at his residence. He was born May 18, 1956, in Ashland, Ky., to Marvin R. Curtis and Edith L. Hicks Curtis. Survivors include his daughters, Shala Young of Waddy, Ky., Monika Curtis of Bluffton, Sadi Curtis of Geneva, and Kati…