You've seen the fronts of No. 10 Louisville's very nice helmets for a huge Saturday home game against No. 2 Florida State ...
... now look at the backs:
In honor of The Greatest! We pay tribute to the late Muhammad Ali. pic.twitter.com/WMF3xzBCL1— Louisville Equipment (@UofLEquipment) September 16, 2016
A reference to the Louisville native's "float like a butterfly, sting like a bee" quote.
And that's not the only planned tribute to the greatest American athlete of all time, who publicly supported the Cardinals before his June 2016 passing. This 30-foot emblem is behind one end zone at U of L's stadium:
And the Cardinals plan to honor Ali's wife, Lonnie, on the field, use a butterfly-minted coin for the pregame toss, and hand out 3,000 Ali shirts to students.
Thousands of fans and dignitaries gathered in Louisville just a few months ago for Ali's memorial. Of the many, many great things written about Ali, here's a cool one about a local gym, one part of his legacy in the city.