Fast Network’s participation in the Group One Sprinters Stakes (1,200m) on September 27 has been thrown into doubt after a throat issue saw him plummet down the field in Sunday’s Group Two Centaur Stakes (1,200m). Dennis Yip Chor-hong’s crack sprinter was fancied to go well at Hanshin ahead of a tilt at the Sprinters Stakes at Nakayama later in the month. Damian Lane appeared to be travelling well for much of the journey, but as the field turned for home, Fast Network was quickly in trouble and...