Devin Haney will defend his undisputed lightweight championship against George Kambosos Jr. on Saturday (Sunday in Australia) in Melbourne (ESPN, ESPN+).
Haney took the four major 135-pound titles from Kambosos by a unanimous decision on June 5 in the same town.
The fighters conducted open workouts on Thursday. Here are images from the training sessions. All photos by William West of AFP via Getty Images.
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