June 24 (UPI) -- The United States has sanctioned five Cuban state companies and the wife of Raul Castro 's son, as the Trump administration continues to apply economic pressure on the Caribbean nation. Three of the companies blacklisted by the State Department on Tuesday are associated with Grupo de Administracion Empresarial, which the United States initially sanctioned during the first Trump administration on accusations of being a Cuban military-controlled umbrella enterprise with interests