'TDN Rising Star' First Mission (Street Sense) breezed five furlongs in 1:00.40 (2/52) Saturday morning at the Fair Grounds in preparation for next Saturday's $3-million GI Pegasus World Cup Invitational S. at Gulfstream Park. The 4-year-old colt, who was put through his paces by exercise rider Kevin Perez, was clocked in 1:13.60 for six furlongs, according to trainer Brad Cox. "He's been doing very well week after week," Cox said of the Godolphin homebred, a latest second to the re-opposing Trademark (Upstart) in the GII Clark S. at Churchill Downs...