MAYFIELD, Ky.—Autumn Kirks said she and her boyfriend, Lannis Ward, had been dating for about a year and were saving money to buy a house. They were both working the night shift at the candle factory for extra money when the tornado struck. Then Ward, described by Kirks as “a big teddy bear,” disappeared—and all she could do was wait. “Not knowing is worse than knowing right now,” she said early Sunday as she stood outside His House Ministries, a nondescript prefabricated building on the edge of Mayfield where people have been told to go to wait for word about the missing. Later in the day, she got the terrible news—that Ward had been killed in the storm. In the aftermath of the massive tornado that roared through the western Kentucky darkness early Saturday morning, the chances for good news seem to diminish by the hour. Autumn Kirks brought a …