8-year-old Bango (Congrats), Churchill Downs's winningest horse, has been retired, his connections announced on social media Friday. In a video posted to X, trainer Greg Foley said, "Mr. Churchill Downs has blessed Barn 11 in so many ways. Career has been just a testament to what horse racing is all about. Thanks for everything Bango. Enjoy the next chapter." Retired with career earnings over $1,644,000, Bango raced 42 times, winning or placing in 24 of them. Nearly all of his starts came at Churchill Downs and he became their winningest...