Cairo Prince (Pioneerof the Nile) and Collected (City Zip) top Airdrie's 2022 roster, each standing for $15,000. Cairo Prince, who stood for the same price last year, has the most 2-year-old winners of any stallion this year and has a Breeders' Cup contender in Cairo Memories. Offered for a fee of $17,500 last term, Collected was represented by his first yearlings this season with several six-figure sellers. GI Champagne S. winner Complexity (Maclean's Music) remains at $12,500 for his second season at stud. Divisidero (Kitten's Joy) and Preservationist (Arch) are...