A White Sox fan has been banned from all MLB parks indefinitely after heckling the D-Backs star, who broke down in tears.

Marte received immediate support from manager Torey Lovullo and his teammates after the classless incident, and the fan has since been banned indefinitely at all MLB ballparks. Marte opened up about the emotional moment on Friday and explained why the fan "crossed a line."

Arizona Diamondbacks star Ketel Marte is breaking his silence about the incident that made him break down in tears this week during the team's game against the White Sox at Rate Field in Chicago. The beloved second baseman appeared on the Danny Beisbol podcast and thanked all the fans who showed