Conversation so far:
What was controverial about Bobby Thomson?
In a third controversial decision, Dressen elected to pitch to Bobby Thomson rather than walk him intentionally.
Are there any other interesting aspects about Bobby Thomson besides the controversial decision?
Longstanding rumors that the Giants engaged in systematic sign stealing during the second half of the 1951 season were confirmed in 2001.

Question: Were there any penalties for this?
Self-contained rewrite: Were there any penalties for the Giants' sign stealing?