Derek_Shelton
Pirates manager Derek Shelton engages in masked, socially distanced argument with home plate umpire
Astros lose 7-6 to Mariners, announce Verlander injury - The San Diego Union-Tribune
Derek Shelton explains why the Pirates acquired infielder Yu Chang
Derek Shelton, Don Kelly, Oscar Marin ejected in loss to Reds
Pirates' Derek Shelton has MLB's first socially distanced umpire argument
This is what a manager-umpire argument looks like in 2020 - Article - Bardown
Derek Shelton's long path to be manager
Pirates manager Derek Shelton interrupts play to argue with umps
Colin_Moran
Pirates manager Shelton argues through mask, gets 1st ML win
Josh_Bell