With another productive weekend, which included a victory by the impressive first-time starter and "TDN Rising Star" Life Is Good at Del Mar, Into Mischief has set a new Northern Hemisphere record for most single-season earnings by a sire. According to TDN sire stats, Into Mischief's offspring have earned $19,994,815 this year. The record had been held by Tapit, whose progeny earned $19,914,317 in 2016. A win Saturday at Churchill Downs Saturday by Asar in an $85,000 maiden special weight race, moved Into Mischief into the top spot. He added...