CREATE TABLE table_18578 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What district is eugene worley from?
SELECT "District" FROM table_18578 WHERE "Incumbent" = 'Eugene Worley'
SELECT "District" FROM "table_18578" WHERE "Incumbent" = 'Eugene Worley'