Errol Spence Jr.-Shawn Porter wakes up social media

Spence drops Porter in 11th, wins via split decision (0:59)

Errol Spence Jr. knocks Shawn Porter down in the 11th round and earns a victory by split decision to unify two welterweight world titles. (0:59)

Errol Spence Jr. unified two welterweight world titles with a split-decision victory over Shawn Porter on Saturday.

Judges Steve Weisfeld and Ray Danseco had the fight for Spence 116-111 and judge Larry Hazzard had it for Porter 115-112.

It was a back-and-forth bout and a clear leading candidate for fight of the year.

Here's how some of the biggest boxing fans reacted on social media.