Cubs sign corner infielder Edwin Ríos, put Ethan Roberts on 60-day IL - Chicago Sun-Times

Cubs sign infielder Edwin Rios to one-year deal

Cubs Rookie Ethan Roberts Had One of the Nastiest Strikeouts of the Year

Instant Replay: Chicago Cubs Prospect Gets Good News In The Dugout

Ethan Roberts: Chicago Cubs reliever makes opening-day roster

Cubs rookie Ethan Roberts emphatically reminds baseball world what he's capable of - Marquee Sports Network

Ethan Roberts' wholesome story continues with 'indescribable' MLB debut - Marquee Sports Network

Instant Replay: Chicago Cubs Prospect Gets Good News In The Dugout