Pictures Kentucky Derby Preps May 5, 2011 / 8:44 PM CDT / CBS News (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Matthew Stockman/Getty Images) 137th Kentucky Derby - Preview Day (credit: Al Bello/Getty Images) 137th Kentucky Derby - Preview Day (credit: Rob Carr/Getty Images) 137th Kentucky Derby - Preview Day (credit: Al Bello/Getty Images) 137th Kentucky Derby - Preview Day (credit: Harry How/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Rob Carr/Getty Images) 137th Kentucky Derby - Preview Day (credit: Rob Carr/Getty Images) 137th Kentucky Derby - Preview Day (credit: Al Bello/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Jamie Squire/Getty Images) 137th Kentucky Derby - Preview Day (credit: Rob Carr/Getty Images) 137th Kentucky Derby - Preview Day (credit: Rob Carr/Getty Images)
