This week's rankings are topped by another filly coming out of 'TDN Rising Star' Mashallah's (Maxfield) scintillating debut victory at Keeneland. 5. NATIONAL CHARTER, CD, 5/23-6th, 1 mile (VIDEO) Beyer Speed Figure-86 (c, 3, by Constitution--Totally Tucker, by Elusive Quality) O-BBN Racing. B-Woodford Thoroughbreds (Ky). T-Rusty Arnold. J-Luis Saez. Especially in hindsight, it was a positive that National Charter was a 5/2 favorite at Keeneland in his debut. The $200,000 yearling was only so-so in defeat that day, but apparently needed a race to get his bearings--he ran 10 lengths...