CREATE TABLE table_name_98 (record VARCHAR, game_site VARCHAR, opponent VARCHAR)

What was the Bronco's record when they played the Detroit Lions at Mile High Stadium?
SELECT record FROM table_name_98 WHERE game_site = "mile high stadium" AND opponent = "detroit lions"
SELECT "record" FROM "table_name_98" WHERE "detroit lions" = "opponent" AND "game_site" = "mile high stadium"