A smiling Kovalev, after scoring his second straight win following his defeats by Andre Ward smiled and said, ?Yes, I?m back. But not against southpaws."

HBO Boxing Insider Kieran Mulvaney and Eric Raskin break down Sergey Kovalev's win over Igor Mikhalkin and Dmitry Bivol's impressive KO of Sullivan Barrera.

Sergey Kovalev looks to continue his ascent back to the top of the light heavyweight division, while two rising stars look to cement a spot as one of the divisions formidable foes.

Head to InsideHBOBoxing.com for all of the latest news and information leading up to the March 3, 2018 card featuring two light heavyweight title bouts: Sergey Kovalev vs. Igor Mikhalkin and Dmitry Bivol vs. Sullivan Barrera.