LEXINGTON, KY - During a businesslike session of steady bidding, and with six sessions still to come, the Keeneland September Yearling Sale surpassed the gross sales recorded during its 2017 renewal Monday in Lexington. Through seven days of selling, 1,433 yearlings have grossed $326,287,200. The cumulative average is $227,695 and the median is $150,000. The total gross of the 12-session sale a year ago was $307,845,400. During Monday's first of two Book 3 sessions, 289 yearlings sold for $22,360,500 for an average of $77,372 and a median of $55,000. A...