Sponsored by Alex Nichols Agency 1st-BEL, $64K, Msw, 2yo, 5fT, 1:15 p.m. ET International star sire power will be on display in Friday's opener at Belmont, as Coolmore unveils RIVER TIBER (War Front) against Gary Barber's Mrs Frankel (Ire) (Frankel {GB}) and six other juveniles in this intriguing turf sprint, the first 2-year-old turf race in New York this year. River Tiber, a $500,000 Keeneland September buy, is a full-brother to 2015 GI Breeders' Cup Juvenile Turf hero Hit It a Bomb and 2016 G1 Cheveley Park S. victress Brave...