Unusual debate sparked by unwritten rule after Dominican pitcher Rincón's crooked cap

During the debut of St. Louis Cardinals pitcher Hancel Rincón, a confrontation occurred involving an unwritten rule regarding the player's crooked cap. The incident escalated into a heated argument between Cardinals manager Oliver Marmol and crew chief umpire Doug Eddings.

The dispute resulted in the ejection of Marmol from the game. The event has sparked an unusual public debate regarding the enforcement of informal baseball norms and the officiating decisions surrounding the pitcher's uniform appearance.