All those so avid to see how Flightline will fare in his second career should surely be gratified if he can prove as effective as the last champion to enter stud with anything approaching his freakish reputation. Two new stakes winners last Saturday, one on either coast, took Justify past 50 from four crops. (His fifth, at this point, having barely entered the fray.) One, GIII Summertime Oaks winner Mizumi, became his 24th graded stakes scorer in the Northern Hemisphere; among which 10 have scored at the highest level, including...