What finales took place in the Tuesday 9:30 p.m. timeslot?
CREATE TABLE "u_s_television_ratings" (
  "season" text,
  "timeslot" text,
  "premiere" text,
  "finale" text,
  "tv_season" text,
  "ranking" text,
  "viewers_in_millions" text
);
SELECT "finale" FROM "u_s_television_ratings" WHERE "timeslot"='Tuesday 9:30 p.m.';