CREATE TABLE table_18693 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

In what district was the incumbent Cordell hull?
SELECT "District" FROM table_18693 WHERE "Incumbent" = 'Cordell Hull'
SELECT "District" FROM "table_18693" WHERE "Incumbent" = 'Cordell Hull'