CREATE TABLE table_38371 ("Date" CLOB, "Opponent" CLOB, "Score" CLOB, "Loss" CLOB, "Stadium" CLOB, "Attendance" FLOAT, "Record" CLOB)

Who was the opponent on April 28?
SELECT "Opponent" FROM table_38371 WHERE "Date" = 'april 28'
SELECT "Opponent" FROM "table_38371" WHERE "Date" = 'april 28'