The decision to withdraw GI Kentucky Derby first-past-the-post Medina Spirit (Protonico) from Saturday's $1-million GI Pennsylvania Derby is certainly a disappointing development, but eight of the nine remaining entrants already have at least one stakes win to their credit, six of those at the graded-stakes level, with a couple of new shooters that have earned their chance to contest a race of this magnitude. Hot Rod Charlie (Oxbow) is a deserving favorite based on his body of work, one that could look dramatically more sparkling with a few different bounces...