Yesterday Yankees pitcher Michael Pineda was suspended for 10 games for his use of pine tar during Wednesday's game against the Red Sox. The New York Times has put together a nice collection of photographs of pitchers getting caught in the act. Above, knuckleballer Joe Niekro was found with a nail file in his pocket during a 1987 game against the California Angels. He was ejected and also received a 10 game ban. Check out the whole set over at the Times.
More from Deadspin