A look at how Big Tobacco infiltrated baseball
Tobacco-Free Baseball Knock Tobacco Out of the Park
Why Do Baseball Players Chew Tobacco?
Marijuana Is Going Global at a Rapid Pace: Cannabis Weekly - Bloomberg
How the tobacco industry is renewing its assault on science
No Chew For You, Athletes In Boston (If The Mayor Gets His Way) : NPR
NYC Ban On Smokeless Tobacco Won't Help Without Culture Change - Metsmerized Online
Time to spit out chewing tobacco for good in Major League Baseball
Tony Gwynn's death reinforces danger of smokeless tobacco - The Boston Globe