Watch it: Artur Beterbiev’s vicious ninth-round knockout of Marcus Browne

Watch it: Artur Beterbiev’s vicious ninth-round knockout of Marcus Browne.

Artur Beterbiev kept his knockout streak alive on Friday in Montreal, putting Marcus Browne down twice and stopping him in Round 9.

The light heavyweight titleholder has now stopped all 17 of his opponents.

Check out the stoppage.