Vasyl Lomachenko has defended his WBO and WBA lightweight titles.
He beat Anthony Crolla in the four rounds at a fight in Los Angeles.
The fight was waved off after Crolla went down less than a minute into the fourth round.
It followed a hard right hook by Lomachenko.

Alcaraz reaches first Paris Masters final, will face Shelton
New Zealand maintain unbeaten record against Scotland with big win
Formula One extends Sao Paulo contract to 2035
South Africa thump Italy to stay perfect in Nations Championship
Okafor secures Leeds win at home to Tottenham after red-card controversy
