Charles A. Wickliffe ผู้ดำรงตำแหน่งในเขตใด?ไม่จำเป็นต้องใช้ตารางทั้งหมด
In what district was the incumbent Charles A. Wickliffe?It is not neccessary to use all the tables.
 table_2668254_8:  district [ VARCHAR]  incumbent [ VARCHAR] 
SELECT district FROM table_2668254_8 WHERE incumbent = "Charles A. Wickliffe"