MLB Umpires Association, adamant that crews are simply upholding rule, address home-plate collision rule in statement - ESPN

MLB umpires still struggling to interpret home plate collision rule correctly - Sports Illustrated

The ESPN Daily podcast -- How to listen, episode guide and more - ESPN

MLB needs to clarify blocking the plate rule or stop calling it: Paul Hoynes

In which sport is refereeing/umpiring the most difficult? - Quora

Sweet Donut #7 - Donut Sweets

Bryce Harper ejected, Jake Arrieta fumes as Phillies fall 'flat' in 5-1 loss to Mets

MLB to host Umpire Prospect Development Camp

Obstruction call becomes talk of baseball world – The Mercury

unilm/adalm/incr_bpe/test_data/vocab.txt at master · microsoft/unilm · GitHub

My eye over yours': Ball-and-strike challenges, possibly coming to an MLB game near you - The Athletic

TASO Baseball Weekly Bulletin - THE HOME OF TASO BASEBALL BEAUMONT CHAPTER

MLB makes rule on home plate collisions after umpire mistake in Pirates-Reds game - Sports Illustrated

Reviewing Instant Replay: Observations and Implications from Replay's Inaugural Season – Society for American Baseball Research

Umpires end protest after MLB commissioner agrees to meeting

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