Can you bet on the Kentucky Derby Online like through Churchhill Downs?

yes. you can get an account with twinspires.com or you can get an account with xpressbet.com. I'm not sure about twinspires.com, but I know that xpressbet is free. You just sign up and deposit money... there's no requirements about how much you have to spend per month and you don't have membership fees or anything. If you sign up for an xpressbet account by tomorrow and you bet $100, you get a $100 credit to your betting account. I think twinspires is having some kind of special to attract people at the moment too. I believe those are the only 2 ways that you can bet online for the Derby.