Buster Olney: Has baseball's pine tar problem gotten worse? - ESPN

Almost four years after Michael Pineda was caught in the act, there are questions about how much pitchers are getting a sticky assist without penalty.

A. J. Burnett - Wikipedia

Buster Olney

Championship Year in Review: From April to October, in their own words - Giants Extra

Buster Olney Expects Astros To Add A Quality Starting Pitcher - ESPN 97.5 + 92.5

Passan's 20 questions - MLB cracks down on pine tar, spring surprises and more - ESPN

Full MLB Memo on the crackdown of Foreign Substances : r/baseball

MLB free agency tracker: Hunter Pence signs with Giants

Baseball Tonight with Buster Olney - Gusto

MLB needs to rewrite its (rarely enforced) foreign-substance rule - ESPN - Buster Olney Blog- ESPN

Let's talk about the sticky stuff in baseball - Royals Review