The New York Times reports the Boston Red Sox used an Apple Watch to steal signs from the New York Yankees. Also in the article the Red Sox also used the watch in other games as well. The full article is posted here.
This could be by far one of the worst things that could happen to the Red Sox. This season has been a good one to say the least, but now things can get very bad for them. If proven, they could face a very large fine, possible loss of draft picks, and maybe even some sort of punishment not seen before.