Four world title fights and two undisputed championships will be part of what's set to be a packed weekend of boxing action featuring 10 current or former world champions. From Times Square to Saudi Arabia and back to Las Vegas,

With all the meaningful action of the first four months of the year complete, boxing fans are now looking toward the spring and the continually developing schedule while also looking back at some big fights that have already gone down.

Here's all you need to know ahead Friday night's blockbuster fight card from Times Square, headlined by Victorville's Ryan Garcia vs. Rolando Romero.