Manila, July 20 -- Olympic bronze medalist Eumir Marcial and former featherweight champion Mark Magsayo delivered impressive victories in the undercard of the Manny Pacquiao-Mario Barrios bout held Sunday (Manila time) at the MGM Grand in Las Vegas.

Marcial made quick work of American Bernard Joseph, scoring a third-round technical knockout to stay unbeaten as a professional.

The 2020 Tokyo Olympic bronze medalist dropped Joseph in the second round with a right hook, then finished the job with a flurry of lefts at the 1:55 mark of the third.

The 29-year-old Marcial improved to 6-0, with four wins by knockout. Joseph slid to 11-2-1 (5 KOs).

Meanwhile, Magsayo clinched the WBC Continental Americas super featherweight belt with a unanimo...