Cubs playoff odds: Chicago should be better than expected - Sports Illustrated
MLB free-agency grades - Marcus Stroman signing a good first move for Chicago Cubs' 'retool' - ESPN
Craig Kimbrel - Wikipedia
White Sox GM Rick Hahn prepared to deal Craig Kimbrel - Chicago Sun-Times
Crosstown: How Cubs, White Sox swapped sides in Craig Kimbrel trade – NBC Sports Chicago
Chicago White Sox considering Craig Kimbrel trade after picking up reliever's option - ESPN
MLB trade deadline - Where things stand for the four Chicago Cubs stars who could be dealt this week - ESPN
History of trades between Cubs and White Sox
OPINION: Chicago White Sox Should Trade for Nick Madrigal from Cubs - Fastball
Dodgers Acquire Kimbrel, Send Pollock To White Sox