MLB postpones spring training amid ongoing labour dispute - SportsPro
Lack of MLB labor progress may delay start of spring training
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Scant progress the final blow to on-time MLB spring training
Scant progress the final blow to on-time MLB spring training - Los Angeles Times
After negotiations go sideways, MLB will cancel games, delay opening day
Chances of MLB Spring Training Starting On Time Vanishing As Lockout Continues – NBC10 Philadelphia
2021 MLB Injury Report
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MLB Rumors: 'Little Progress' Made in Labor Talks; Spring Training Delay 'Inevitable', News, Scores, Highlights, Stats, and Rumors
Start of spring training 2022 delayed again - Ballpark Digest