Louisville

A well-wisher holding a banner touches the hearse carrying the remains of Muhammad Ali during the funeral procession for the three-time heavyweight boxing champion in Louisville, Kentucky, U.S., June 10, 2016.   REUTERS/Adrees Latif

Adrees Latif/Reuters

A well-wisher holding a banner touches the hearse carrying the remains of Muhammad Ali during the funeral procession for the three-time heavyweight boxing champion in Louisville, Kentucky, U.S

Boxing gloves and a message sit among flowers at a makeshift memorial to Muhammad Ali at the Muhammad Ali Center, in Louisville, USA.

David Goldman/AP

Boxing gloves and a message sit among flowers at a makeshift memorial to Muhammad Ali at the Muhammad Ali Center, in Louisville, USA

A horse gets a bath after a morning workout at Churchill Downs Friday, May 6, 2016, in Louisville, Ky. The 142nd running of the Kentucky Derby is scheduled for Saturday, May 7. (AP Photo/Charlie Riedel)

Charlie Riedel/AP

A horse gets a bath after a morning workout at Churchill Downs in Louisville, Kentucky. The 142nd running of the Kentucky Derby is scheduled for Saturday 

Joe Raedle/Getty Images

Philip Triplett recovers an American flag from the destroyed home of a family friend after it was hit by a tornado in Louisville, Mississippi. A string of deadly tornadoes tore through the region beginning on Monday, leaving more than two dozen dead.

Riders get ready for their morning workouts at Churchill Downs Thursday, May 2, 2013, in Louisville, Ky.

David Goldman/AP

Horse riders get ready for their morning workouts at Churchill Downs, in Louisville, Kentucky in the US