Red Sox spring training games will open to fans at 24 percent capacity
When the Fans Didn't Go Wild: The 2020 MLB Season as a Natural Experiment on Home Team Performance – Society for American Baseball Research
Baseball Players Get a Peek at Playing Without Fans – NBC Los Angeles
Fan access to Twins will be limited to gamedays this spring News, Sports, Jobs - FORT MYERS - Beach Observer and Beach Bulletin
MLB suspends spring training because of COVID-19 pandemic - Los Angeles Times
Baseball must act: Cancel spring training games or play without fans - The Washington Post
Baseball fans return for 2021 MLB season: Every team's Opening Day plan for in-person attendance
MLB cancels spring training, pushes back season in wake of coronavirus
MLB suspends spring training because of COVID-19 pandemic - Los Angeles Times
Nearly 883,000 fans attend Florida Grapefruit League Spring Training in 2020 - Enterprise Florida
Phillies could have fans on Opening Day as Philadelphia relaxes COVID-19 restrictions
Coronavirus information for baseball fans
After MLB lockout ends, Tigers set to start training Sunday at Tigertown
MLB Attendance Dipped Significantly From Pre-Pandemic Numbers — College Baseball, MLB Draft, Prospects - Baseball America