CREATE TABLE table_30469 ("Date" TEXT, "Time" TEXT, "Visiting team" TEXT, "Home team" TEXT, "Site" TEXT, "Broadcast" TEXT, "Result" TEXT, "Attendance" FLOAT)

What date was the game where Texas Southern was the visiting team?
SELECT "Date" FROM table_30469 WHERE "Visiting team" = 'Texas Southern'
SELECT "Date" FROM "table_30469" WHERE "Visiting team" = 'Texas Southern'