Jon Lester is sharp as Cubs blank Brewers - The Boston Globe
Jon Lester's intensity sets tone as Cubs sit at doorstep of history – Orlando Sentinel
Jon Lester tackles throwing to bases one bounce at a time
Brian Butterfield is trying to be Tex Winter, teaching the perfect bounce pass to Jon Lester - The Athletic
Cubs pitcher Lester working on bounce throws to first
Brian Butterfield is trying to be Tex Winter, teaching the perfect bounce pass to Jon Lester - The Athletic
Jon Lester Announces Retirement - MLB Trade Rumors
Cubs' Lester addressing biggest weakness
Cubs LHP Jon Lester working on unusual bounce throw to bases - ESPN
Jon Lester tackles throwing to bases one bounce at a time