      CNN,          

 1970       (    )         .           TBS  Turner Broadcasting System,   1975     .   1970-        .   ,  ,        ,         .     .  1979       20 .       . 1  1980   6           CNN  Cable News Network.     1,7 .     .    ,      .  CNN      :      ,     -,    .   1982  CNN    ,   1985    .          1991            .             10,8 . !   1991       CNN      ,   1993        ,      .   CNN     200    1  . 