野球で赤いユニフォームを着た人がピッチャーで青いユニフォームを着た人がバッターをしている
A catcher catches a pitch as the pitcher completes his follow-through,baseball game is in action,with batter at home plate,holding bat and poised to swing,catcher,wearing glove,stands behind batter,ready to catch ball,pitcher,wearing glove,is also ready to catch ball