You have to hand it to Bob Arum and Top Rank.
Coming off a Friday, December 11th event headlined by Nonito Donaire vs Cesar Juarez in San Juan, Puerto Rico the 84 year old promoter is still going strong as he promotes not one but two cards on Saturday, December 12th.
At the Convention center in Tucson, Arizona, Top Rank features an 8 fight card where the main events are set to air on UniMas.
Just down the road at the Civic Auditorium in Glendale, California Top Rank co-promotes a 10 fight card that will see the main events air on HBO Latino.
Check out the main event line-ups for both events, here in this Boxing Channel report.