Why is White Sox prospect Michael Kopech sitting out the 2020

The Chris Sale trade 4 years later -- who won?, National Sports

On and off field, White Sox phenom Kopech has room to improve

Michael Kopech says White Sox 'have something to prove' – NBC Sports Chicago

2019 Prospects: Chicago White Sox Top 10 Prospects - Baseball ProspectusBaseball Prospectus

The role of Michael Kopech in 2020 - InsideTheWhite Sox on Sports Illustrated: News, Analysis, and More

Fixing Michael Kopech: White Sox turn to new front-office hire Brian Bannister for one of offseason's top priorities - CHGO

Michael Kopech: Chicago White Sox pitcher opts out of season

Michael Kopech's 2020 absence won't sink deep White Sox pitching staff – NBC Sports Chicago

White Sox camp: What's concerning and what's just 'spring training noise'? - The Athletic

Chicago White Sox 2020 Top-25 Prospects - FantraxHQ

Michael Kopech clocks over 100 mph in 1st outing since Tommy John surgery - ESPN

Michael Kopech is breaking out, regardless of role on White Sox - Beyond the Box Score

How White Sox prospect Kopech is getting back up to speed, and how he altered his style

White Sox righty Michael Kopech's workload will be watched - Chicago Sun-Times

Chicago White Sox poised to be MLB's team of the future