Alfonso Rivas drives in 5 as Cubs pound Pirates 21-0
In latest of '21 Cub debuts: Rivas shines, Effross struggles
From Little League teammates to Cubs teammates: Everything has come full circle for Alfonso Rivas and Javier Assad - Marquee Sports Network
Cubs option Alfonso Rivas, DFA Cory Abbott to call up Mark Leiter Jr. vs. Rockies - Chicago Sun-Times
Gonzales: Poised, patient Rivas had short stay with Cubs
Alfonso Rivas, Bryan Reynolds have huge performances as Pirates beat Brewers 8-4
Cubs' Contreras gets 3 hits and steal, beats brother, Braves
LEADING OFF: Schwindel sparks Cubs, Buehler again faces SF
Top 50 for 2017-18: Alfonso Rivas has All-American potential after hitting over .370 for Arizona