With his part-owner -- social media influencer Griffin Johnson -- spearheading the effort, Sandman became horse racing's latest star at the Kentucky Derby, attracting new fans to the sport.

Will social media's favorite race horse Sandman break the 150-year curse running in the 17th post and win the Kentucky Derby with his 6-1 odds? Sandman works out at at Churchill Downs on April 19 ...

No Kentucky Derby horse is more destined to be a star than Sandman. With his gray, almost white, coat and catchy name, this late-running sensation already has built up a big fan base. But he could ...