Things to know: Mayweather-Marquez
1. Floyd Mayweather returns to the ring following a 651-day layoff (by far the longest gap between fights in his career).
In his last outing, Mayweather handed Ricky Hatton his first career loss via 10-round TKO on Dec. 8, 2007.
2. The fight will be contested at a catchweight 144-pound limit. Marquez will be contesting a bout above the 135-pound lightweight limit for the first time in his career and how he carries the added weight is a major storyline in this showdown. ...
Read full story