D-backs star Geraldo Perdomo warmly greets umpire who erroneously rung him up in World Baseball Classic Geraldo Perdomo made a quick and classy gesture before his first at-bat Friday. Content Original Link: https://sports.yahoo.com/mlb/article/d-backs-star-geraldo-perdomo-warmly-greets-umpire-who-erroneously-rung-him-up-in-world-baseball-classic-054418854.html