Jon Lester returns to Wrigley Field

LEADING OFF: Lester returns to Wrigley, Phils cool off

Pitcher Jon Lester to Join Chicago Cubs in 6-Year, $155 Million Deal - The New York Times

Cubs' Jon Lester reflects on what could be his final start at Wrigley Field - Chicago Sun-Times

MLB Rumors: Jon Lester has retired - Lone Star Ball

Contreras homers off Lester as Cubs beat Nationals 7-3

Jon Lester says he'd have played for the Cubs for 'just about anything' this year - Bleed Cubbie Blue

Chicago Cubs: Jon Lester returns to Wrigley Field on Monday

WATCH: Jon Lester and Kyle Schwarber Return to Standing Ovations at Wrigley Field - Bleacher Nation

Chicago Cubs Jon Lester (34) during a game against the Philadelphia Phillies on July 24, 2015 at Wrigley Field in Chicago, IL. The Phillies beat the Cubs 5-3.(David Durochik via AP Stock Photo - Alamy

LEADING OFF: Lester returns to Wrigley, Phils cool off