MLB offseason tracker: Blue Jays add Chad Green to bullpen MLB - Bally Sports
State of the Cubs bullpen: A look at the hurting, the healing, the emerging and the new - The Athletic
The Cubs officially announced the Drew Smyly signing - Bleed Cubbie Blue
Cubs place lefty Smyly on 15-day IL with strained oblique
Cubs move Drew Smyly back to bullpen, leaving opening in rotation - Marquee Sports Network
Series Preview: Earning This Brewers Showdown Has Made Cubs' Season a Success Already - Cubs - North Side Baseball
Offseason Outlook: Chicago Cubs - MLB Trade Rumors
Cubs Finally Find Replacement for Drew Smyly
Drew Smyly ready to help the Cubs now from the bullpen
Report: Chicago Cubs Ink Deal With Starter Drew Smyly - Sports Illustrated Inside The Cubs