Kentucky Derby's worst job revealed as a dozen workers do dirty work

One man and his team of 12 have tackled the filthiest job at the Derby - clearing literal tons of poop left behind from 1,400 horses.

Churchill Downs, the iconic horse racing complex in Louisville, is renowned for hosting the world's most prestigious race, where thousands of spectators arrive in fancy hats, sip signature Mint Juleps and gather to watch what many consider the most exciting two minutes in sports.

However, behind the glitz of the southern tradition is a very dirty secret - massive piles of horse poop.

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