https://www.kaggle.com/datasets/jacobgideon/mlb-expanded-replay-reviews-from-20142019
MLB Expanded Replay Reviews from 2014-2019 | Kaggle
Basic info on every challenge since the expansion on reviewable calls in 2014.
expanded replayreviews frommlb20142019
https://www.latimes.com/sports/la-xpm-2013-feb-18-la-sp-sn-baseball-expanded-replay-20130217-story.html
MLB's Joe Torre on expanded replay: No in 2013, yes in 2014 - Los Angeles Times
Feb 18, 2013 - MLB's Joe Torre on expanded replay: No in 2013, yes in 2014