Baltimore, Maryland – U.S. District Judge J. Frederick Motz sentenced Shaun Tucker, a/k/a “Shawn Turner,†and “Mark Tyler,†age 50, of Keymar, Maryland, today to eight years in prison followed by three years of supervised release in connection with defrauding the United States of over $30 million in obtaining government contracts, stealing over $1.6 million in employee benefits and evading taxes.