Players talking bad about former teams, people calling Josh Hamilton stupid and a bit of delusion from a Marlins front office member are all covered in This Week in (Dumb) Baseball. Oh, and I rank the "Rocky" movies! And there's Mickey Hatcher's huge glove baseball card.
Minor league baseball already bans tobacco use, though it's hit-and-miss as far as enforcement. MLB might do better to act on its own rather than wait for all of the states with MLB parks to make laws.