It's a summer of firsts for Don Alberto. In June, the international operation owned by Liliana Solari and her son Carlos Heller celebrated the first Grade I winner in the United States bred by their American base when Arcangelo (Arrogate) scored in a historic edition of the GI Belmont S. Now, they are preparing to send 50 homebreds to the Keeneland September Sale. The contingent is led by an Into Mischief colt out of champion racemare Unique Bella (Tapit) who will be the first of their prized mare's progeny to...