CREATE TABLE table_204_779 (id DECIMAL, "network name" TEXT, "flagship" TEXT, "programming type" TEXT, "owner" TEXT, "affiliates" DECIMAL)

name a station that shows sports but is not televisa .
SELECT "network name" FROM table_204_779 WHERE "programming type" = 'sports' AND "owner" <> 'televisa'
SELECT "network name" FROM "table_204_779" WHERE "owner" <> 'televisa' AND "programming type" = 'sports'