Winchell Thoroughbreds and L and N Racing's Echo Zulu (Gun Runner), tabbed a 'TDN Rising Star' following her 5 1/2-length debut victory at Saratoga July 15, will attempt to add to her freshman sire's growing list of graded stakes winners when she goes postward in the GI Spinaway S. at Saratoga Sunday. Her first-out effort earned her a 92 Beyer Speed Figure--the highest recorded figure for a 2-year-old filly this year. "The idea was always that she could be a Saratoga 2-year-old," said Winchell Thoroughbreds' racing and bloodstock advisor David...