CREATE TABLE table_28693 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT, "U.S. viewers  ( millions ) " TEXT)

Who wrote the episode that is production code 202?
SELECT "Written by" FROM table_28693 WHERE "Production code" = '202'
SELECT "Written by" FROM "table_28693" WHERE "Production code" = '202'