GI Kentucky Derby entrant Raise Cain (Violence), trained by Ben Colebrook, and GI Kentucky Oaks entrant Affirmative Lady (Arrogate), trained by Graham Motion, worked at Keeneland on Thursday morning, the track said in a release. Raise Cain covered a half-mile in company with the unraced 3-year-old filly Merrily Rush (Cross Traffic) in :49 on a fast track. Clockers caught him galloping out 5 furlongs in 1:02.80. "I just wanted him to have something to run at: a horse 5 lengths in front of him because that's something he'll be doing...