U.S. tightens air screening security for "terror-prone" countries | Top Russian news and analysis online | 'RIA Novosti' newswire: “The TV channel’s website quoted an unauthorized senior government official as saying a total of 14 countries were included into the Transportation Security Administration’s ‘countries of interest’ list. Cuba, Sudan, Syria and Iran are listed as those that sponsor terror. The other 10 countries of interest are Afghanistan, Algeria, Iraq, Lebanon, Libya, Nigeria, Pakistan, Saudi Arabia, Somalia and Yemen.”