Al Yellon created Bleed Cubbie Blue and has been its managing editor since 2005. His latest book about the Cubs is "Chicago Cubs Firsts." Find him on Bluesky at @bleedcubbieblue.bsky.social
PHOENIX, Arizona — In addition to Commissioner Rob Manfred’s news conference Tuesday, MLB also spent part of the afternoon demonstrating how the ABS ball-and-strike challenge system test will be done during Spring Training this year.
Morgan Sword, who is MLB’s Executive VP of Baseball Operations, made a 13-minute presentation with visuals and video that describe how and where the tests will be made.