Aidan O'Brien has trimmed his overnight entry of eight down to two for Saturday's £200,000 G1 Vertem Futurity at Doncaster, Europe's final juvenile Group 1 contest of the season. TDN Rising Star and G2 Golden Fleece S. victor Auguste Rodin (Ire) (Deep Impact {Jpn}) is the mount of Ryan Moore and has been allocated stall six for the one-mile test. He is set to be joined by Navan maiden winner Salt Lake City (Ire) (Galileo {Ire}), who will depart from the eight box. The home defence is spearheaded by John...