CREATE TABLE table_23432 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Production code" CLOB, "U.S. viewers  ( millions ) " CLOB)

How many millions of people in the US watched the episode with season number 8?
SELECT "U.S. viewers (millions)" FROM table_23432 WHERE "No. in season" = '8'
SELECT "U.S. viewers (millions)" FROM "table_23432" WHERE "No. in season" = '8'