ST. LOUIS >> Dan Haren wore a St. Louis Cardinals uniform once, almost 10 years and five teams ago. He left town in a trade at 24 years old. In exchange, St. Louis got one good season out of Mark Mulder, and the certain knowledge they had traded Haren well before his prime.Now, if Haren is in the Dodgers' starting rotation even another month, it might be considered too long.