CREATE TABLE table_30072 ("Week" FLOAT, "Date" TEXT, "Kickoff" TEXT, "Opponent" TEXT, "Final score" TEXT, "Team record" TEXT, "Game site" TEXT, "Attendance" FLOAT)

what is the location for saturday, april 21
SELECT "Game site" FROM table_30072 WHERE "Date" = 'Saturday, April 21'
SELECT "Game site" FROM "table_30072" WHERE "Date" = 'Saturday, April 21'