By Ben Morse, CNN
Naoya Inoue successfully defended his undisputed super-bantamweight crown on Tuesday after TJ Doheny retired from their fight with an injury.
The Japanese champion was dominant from the opening exchanges, his speed and power overwhelming his Irish opponent.
And it all became too much for Doheny 16 seconds into the seventh round when he dropped to a knee and eventually stopped the bout with an apparent back injury.
Doheny, 37, limped away from the ring, supported on both sides by members of his team.
For Inoue, it cemented his status as one of boxing’s most dominant forces as he retained his WBA, WBO, WBC and IBF world titles at 122 pounds for the second time with his 28th win in a row.
“Probably, this fight didn’t end the way that you expected,” Inoue said afterwards, per Sky Sports. “I think it was more the accumulation of damage that I gave to him.