NASHVILLE, Tenn. (AP) _ A Gulf War veteran from Tennessee who murdered four children with an assault rifle has been executed. Death row inmate Daryl Holton was pronounced dead at 1:25 a.m. CDT Wednesday. He is the first Tennessee inmate put to death by electrocution since 1960. The 45-year-old Holton had confessed to shooting his three young sons and their half-sister in 1997 in the town of Shelbyville, about 50 miles south of Nashville. Holton told police he killed the children because his ex-wife had denied him from seeing them. He also said he intended to kill his ex-wife and...