Kovalev, Mikhalkin, Bivol, Barrera all make weight

Sergey Kovalev 174.6 vs. Igor Mikhalkin 172.6
(WBO light heavyweight title)

Dmitry Bivol 174.4 vs. Sullivan Barrera 173.6
(WBA light heavyweight title)

Venue: Madison Square Garden Theater in New York City
Promoter: Main Events
TV: HBO

Ortiz weighs in 26.5lbs heavier than Wilder
Brook-Rabchenko make weight