Male sprinters take their shot at Grade I glory on both coasts Saturday with the GI Alfred G. Vanderbilt S. at Saratoga and the GI Bing Crosby S. at Del Mar, which is a "Win and You're In" for the GI Breeders' Cup Sprint. Champion Jackie's Warrior (Maclean's Music) is four-for-four at Saratoga and three-for-three this year. The GII True North S. romper is the heavy favorite at 1-5 on the morning-line against five quite overmatched foes. The next closest on the morning-line is 6-1 shot Ny Traffic (Cross Traffic),...