NORFOLK, Va.—A Virginia man has been convicted of murdering his 18-year-old stepdaughter and hiding her body behind an abandoned house nearly seven years ago. Prosecutors said Wesley Hadsell, 43, had kidnapped Anjelica “A.J.” Hadsell, assaulted her and then injected her with a lethal dose of heroin, The Virginian-Pilot reported. A Southampton County Circuit Court jury on Monday found the Norfolk man guilty of first-degree murder and concealing a dead body. A.J. Hadsell was spending her spring break from Longwood University at her family’s home in Norfolk when she disappeared in March 2015. Officials didn’t locate her body until five weeks later when they found it partially buried in a drainage ditch behind an abandoned house in Southampton County, near the North Carolina border. According to the Virginian-Pilot, a medical examiner determined that she died from acute heroin poisoning and “homicidal violence.” She had three times the lethal dose of heroin …