SELMER, Tennessee -- A preacher's wife told authorities she shot her husband after a long buildup of domestic problems, according to an audiotape that prosecutors played Friday at her murder trial. SNIP Investigators have said she admitted shooting her husband on March 22, 2006, and that it had something to do with his constant criticism. On the tape, she says the couple's domestic problems had reached a boiling point after many years of conflict. "It's just a lot of stupid stuff," she said. "I love him dearly, but gosh, he just nailed me in the ground. ... The first of...