4th-CD, 127k, Alw, N2L, 2yo, f, 6f, 6:30 p.m. ET 'TDN Rising Star' Tennessee Belle (Yaupon), a runaway winner at second asking for owner Boyd Racing and trainer John Ortiz at Saratoga Aug. 16, takes on winners for the first time on Churchill's opening day program. The daughter of MGISW Belle Gallantey (After Market) was previously a debut second behind subsequent GI Spinaway S. heroine and fellow 'Rising Star' Tommy Jo (Into Mischief) at the Spa July 26. The $75,000 Keeneland November weanling turned $160,000 Fasig-Tipton February yearling RNA'd...