Firing Line sire

An interval of 136 years between Apollo and Justify, followed by one of just five to Mage, tells us all we need to know about the way modern trainers can (and increasingly prefer to) prepare their Derby prospects. So these remain very early days for the freshmen sires, nowadays responsible for such a large portion of every juvenile crop. In this era of monster books, especially, even the rookie with most action to date has barely scratched the surface. At the moment that's Vekoma, who lies second in the freshman...