"There’s only one Silver Charm, and he’s in my backyard.” It’s a big week for the horse who captured America's imagination in 1997 as he gutted out narrow victories in the Derby and Preakness.

Blowen says, explaining why the humans in his life have to take a back seat to the horse. "There’s only one Silver Charm, and he’s in my backyard.” It’s a big week for the horse who captured America's ...