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The Terence Crawford-Errol Spence Jr. promotion had been tame leading up to their pay-per-view fight for the undisputed 147-pound championship Saturday at T-Mobile Arena in Las Vegas.
That changed Thursday at the final news conference before the showdown, although most of the heat came from the trainers and those in the crowd. It got nasty.
You can check out the spirited exchanges in the video above.
