CREATE TABLE table_28876 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" CLOB, "Result" CLOB, "Candidates" CLOB)

In what district was the incumbent Charles A. Wickliffe?
SELECT "District" FROM table_28876 WHERE "Incumbent" = 'Charles A. Wickliffe'
SELECT "District" FROM "table_28876" WHERE "Incumbent" = 'Charles A. Wickliffe'