HALLANDALE, FL--During Tuesday's Pegasus World Cup Invitational post-position draw in the Sport of Kings Theatre at Gulfstream Park Tuesday, the stage was set for what is shaping up to be another intriguing renewal of Pegasus World Cup Invitational, including the PWC Turf and the newest addition to the World Cup series, the Filly and Mare Turf Invitational, which replaces the GIII Marshua's River S. Heading Saturday's Pegasus card is the nine-furlong main-track test for older horses, led by defending champion Korea Racing Authority's Knicks Go (Paynter) and WinStar Farm and...