Jen Pawol made MLB debut as the first female umpire to call balls and strikes on Sunday, earning praise from Marlins manager for her composed performance throughout the nine innings.

One could say Jen Pawol earned the greatest compliment an umpire could get: Aside from her trailblazing debut, you'd have hardly noticed her.

Umpire Jen Pawol’s first MLB game behind the plate went about as expected for a rookie.